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From t.@apache.org
Subject [76/82] [math] Update for next development iteration: commons-math4
Date Mon, 16 Feb 2015 22:40:46 GMT
http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/PolynomialFitter.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/PolynomialFitter.java b/src/main/java/org/apache/commons/math4/fitting/PolynomialFitter.java
index ec242c1..38ebe91 100644
--- a/src/main/java/org/apache/commons/math4/fitting/PolynomialFitter.java
+++ b/src/main/java/org/apache/commons/math4/fitting/PolynomialFitter.java
@@ -14,10 +14,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting;
+package org.apache.commons.math4.fitting;
 
-import org.apache.commons.math3.analysis.polynomials.PolynomialFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.MultivariateVectorOptimizer;
+import org.apache.commons.math4.analysis.polynomials.PolynomialFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.MultivariateVectorOptimizer;
 
 /**
  * Polynomial fitting is a very simple case of {@link CurveFitter curve fitting}.
@@ -47,9 +47,9 @@ public class PolynomialFitter extends CurveFitter<PolynomialFunction.Parametric>
      * increasing order of the polynomial's degree.
      * @param maxEval Maximum number of evaluations of the polynomial.
      * @return the coefficients of the polynomial that best fits the observed points.
-     * @throws org.apache.commons.math3.exception.TooManyEvaluationsException if
+     * @throws org.apache.commons.math4.exception.TooManyEvaluationsException if
      * the number of evaluations exceeds {@code maxEval}.
-     * @throws org.apache.commons.math3.exception.ConvergenceException
+     * @throws org.apache.commons.math4.exception.ConvergenceException
      * if the algorithm failed to converge.
      */
     public double[] fit(int maxEval, double[] guess) {
@@ -63,7 +63,7 @@ public class PolynomialFitter extends CurveFitter<PolynomialFunction.Parametric>
      * @param guess First guess for the coefficients. They must be sorted in
      * increasing order of the polynomial's degree.
      * @return the coefficients of the polynomial that best fits the observed points.
-     * @throws org.apache.commons.math3.exception.ConvergenceException
+     * @throws org.apache.commons.math4.exception.ConvergenceException
      * if the algorithm failed to converge.
      */
     public double[] fit(double[] guess) {

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/SimpleCurveFitter.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/SimpleCurveFitter.java b/src/main/java/org/apache/commons/math4/fitting/SimpleCurveFitter.java
index 3f6b7d6..54f6cbf 100644
--- a/src/main/java/org/apache/commons/math4/fitting/SimpleCurveFitter.java
+++ b/src/main/java/org/apache/commons/math4/fitting/SimpleCurveFitter.java
@@ -14,14 +14,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting;
+package org.apache.commons.math4.fitting;
 
 import java.util.Collection;
 
-import org.apache.commons.math3.analysis.ParametricUnivariateFunction;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresBuilder;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem;
-import org.apache.commons.math3.linear.DiagonalMatrix;
+import org.apache.commons.math4.analysis.ParametricUnivariateFunction;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresBuilder;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem;
+import org.apache.commons.math4.linear.DiagonalMatrix;
 
 /**
  * Fits points to a user-defined {@link ParametricUnivariateFunction function}.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoint.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoint.java b/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoint.java
index 00292c9..a036098 100644
--- a/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoint.java
+++ b/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoint.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting;
+package org.apache.commons.math4.fitting;
 
 import java.io.Serializable;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoints.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoints.java b/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoints.java
index 9eba337..520af88 100644
--- a/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoints.java
+++ b/src/main/java/org/apache/commons/math4/fitting/WeightedObservedPoints.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting;
+package org.apache.commons.math4.fitting;
 
 import java.util.List;
 import java.util.ArrayList;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/AbstractEvaluation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/AbstractEvaluation.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/AbstractEvaluation.java
index b164380..2326b38 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/AbstractEvaluation.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/AbstractEvaluation.java
@@ -14,15 +14,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.ArrayRealVector;
-import org.apache.commons.math3.linear.DecompositionSolver;
-import org.apache.commons.math3.linear.QRDecomposition;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.ArrayRealVector;
+import org.apache.commons.math4.linear.DecompositionSolver;
+import org.apache.commons.math4.linear.QRDecomposition;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.util.FastMath;
 
 /**
  * An implementation of {@link Evaluation} that is designed for extension. All of the

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/DenseWeightedEvaluation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/DenseWeightedEvaluation.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/DenseWeightedEvaluation.java
index 89f5f1f..a2f1335 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/DenseWeightedEvaluation.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/DenseWeightedEvaluation.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
 
 /**
  * Applies a dense weight matrix to an evaluation.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/EvaluationRmsChecker.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/EvaluationRmsChecker.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/EvaluationRmsChecker.java
index ceb5988..2430ec8 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/EvaluationRmsChecker.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/EvaluationRmsChecker.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.util.Precision;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.util.Precision;
 
 /**
  * Check if an optimization has converged based on the change in computed RMS.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/GaussNewtonOptimizer.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/GaussNewtonOptimizer.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/GaussNewtonOptimizer.java
index bc4503c..39c5803 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/GaussNewtonOptimizer.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/GaussNewtonOptimizer.java
@@ -14,25 +14,25 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.exception.ConvergenceException;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.ArrayRealVector;
-import org.apache.commons.math3.linear.CholeskyDecomposition;
-import org.apache.commons.math3.linear.LUDecomposition;
-import org.apache.commons.math3.linear.MatrixUtils;
-import org.apache.commons.math3.linear.NonPositiveDefiniteMatrixException;
-import org.apache.commons.math3.linear.QRDecomposition;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.linear.SingularMatrixException;
-import org.apache.commons.math3.linear.SingularValueDecomposition;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.util.Incrementor;
-import org.apache.commons.math3.util.Pair;
+import org.apache.commons.math4.exception.ConvergenceException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.ArrayRealVector;
+import org.apache.commons.math4.linear.CholeskyDecomposition;
+import org.apache.commons.math4.linear.LUDecomposition;
+import org.apache.commons.math4.linear.MatrixUtils;
+import org.apache.commons.math4.linear.NonPositiveDefiniteMatrixException;
+import org.apache.commons.math4.linear.QRDecomposition;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.linear.SingularMatrixException;
+import org.apache.commons.math4.linear.SingularValueDecomposition;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.util.Incrementor;
+import org.apache.commons.math4.util.Pair;
 
 /**
  * Gauss-Newton least-squares solver.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresAdapter.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresAdapter.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresAdapter.java
index 1c09874..4744305 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresAdapter.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresAdapter.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.util.Incrementor;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.util.Incrementor;
 
 /**
  * An adapter that delegates to another implementation of {@link LeastSquaresProblem}.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresBuilder.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresBuilder.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresBuilder.java
index 7b14b37..5f6beae 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresBuilder.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresBuilder.java
@@ -14,16 +14,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
-
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.ArrayRealVector;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.optim.PointVectorValuePair;
+package org.apache.commons.math4.fitting.leastsquares;
+
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.ArrayRealVector;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.optim.PointVectorValuePair;
 
 /**
  * A mutable builder for {@link LeastSquaresProblem}s.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresFactory.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresFactory.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresFactory.java
index d483c26..8f96d87 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresFactory.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresFactory.java
@@ -14,25 +14,25 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
-
-import org.apache.commons.math3.exception.MathIllegalStateException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.Array2DRowRealMatrix;
-import org.apache.commons.math3.linear.ArrayRealVector;
-import org.apache.commons.math3.linear.DiagonalMatrix;
-import org.apache.commons.math3.linear.EigenDecomposition;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.optim.AbstractOptimizationProblem;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.util.FastMath;
-import org.apache.commons.math3.util.Incrementor;
-import org.apache.commons.math3.util.Pair;
+package org.apache.commons.math4.fitting.leastsquares;
+
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.MathIllegalStateException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.Array2DRowRealMatrix;
+import org.apache.commons.math4.linear.ArrayRealVector;
+import org.apache.commons.math4.linear.DiagonalMatrix;
+import org.apache.commons.math4.linear.EigenDecomposition;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.optim.AbstractOptimizationProblem;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.Incrementor;
+import org.apache.commons.math4.util.Pair;
 
 /**
  * A Factory for creating {@link LeastSquaresProblem}s.
@@ -45,7 +45,7 @@ public class LeastSquaresFactory {
     private LeastSquaresFactory() {}
 
     /**
-     * Create a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem}
+     * Create a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem}
      * from the given elements. There will be no weights applied (unit weights).
      *
      * @param model          the model function. Produces the computed values.
@@ -87,7 +87,7 @@ public class LeastSquaresFactory {
     }
 
     /**
-     * Create a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem}
+     * Create a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem}
      * from the given elements. There will be no weights applied (unit weights).
      *
      * @param model          the model function. Produces the computed values.
@@ -116,7 +116,7 @@ public class LeastSquaresFactory {
     }
 
     /**
-     * Create a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem}
+     * Create a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem}
      * from the given elements.
      *
      * @param model          the model function. Produces the computed values.
@@ -145,7 +145,7 @@ public class LeastSquaresFactory {
     }
 
     /**
-     * Create a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem}
+     * Create a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem}
      * from the given elements.
      * <p>
      * This factory method is provided for continuity with previous interfaces. Newer

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresOptimizer.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresOptimizer.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresOptimizer.java
index 50d5b8a..79f09ab 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresOptimizer.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresOptimizer.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
 /**
  * An algorithm that can be applied to a non-linear least squares problem.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresProblem.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresProblem.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresProblem.java
index 097ff81..dfc5b5e 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresProblem.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LeastSquaresProblem.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.optim.OptimizationProblem;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.optim.OptimizationProblem;
 
 /**
  * The data necessary to define a non-linear least squares problem.
@@ -67,7 +67,7 @@ public interface LeastSquaresProblem extends OptimizationProblem<LeastSquaresPro
      *
      * @param point the parameter values.
      * @return the model's value and derivative at the given point.
-     * @throws org.apache.commons.math3.exception.TooManyEvaluationsException
+     * @throws org.apache.commons.math4.exception.TooManyEvaluationsException
      *          if the maximal number of evaluations (of the model vector function) is
      *          exceeded.
      */
@@ -89,7 +89,7 @@ public interface LeastSquaresProblem extends OptimizationProblem<LeastSquaresPro
          *
          * @param threshold Singularity threshold.
          * @return the covariance matrix.
-         * @throws org.apache.commons.math3.linear.SingularMatrixException
+         * @throws org.apache.commons.math4.linear.SingularMatrixException
          *          if the covariance matrix cannot be computed (singular problem).
          */
         RealMatrix getCovariances(double threshold);
@@ -104,7 +104,7 @@ public interface LeastSquaresProblem extends OptimizationProblem<LeastSquaresPro
          * @param covarianceSingularityThreshold Singularity threshold (see {@link
          *                                       #getCovariances(double) computeCovariances}).
          * @return an estimate of the standard deviation of the optimized parameters
-         * @throws org.apache.commons.math3.linear.SingularMatrixException
+         * @throws org.apache.commons.math4.linear.SingularMatrixException
          *          if the covariance matrix cannot be computed.
          */
         RealVector getSigma(double covarianceSingularityThreshold);
@@ -121,7 +121,7 @@ public interface LeastSquaresProblem extends OptimizationProblem<LeastSquaresPro
          * Get the weighted Jacobian matrix.
          *
          * @return the weighted Jacobian: W<sup>1/2</sup> J.
-         * @throws org.apache.commons.math3.exception.DimensionMismatchException
+         * @throws org.apache.commons.math4.exception.DimensionMismatchException
          * if the Jacobian dimension does not match problem dimension.
          */
         RealMatrix getJacobian();
@@ -141,7 +141,7 @@ public interface LeastSquaresProblem extends OptimizationProblem<LeastSquaresPro
          * then multiplied by the square root of the weight matrix.
          *
          * @return the weighted residuals: W<sup>1/2</sup> K.
-         * @throws org.apache.commons.math3.exception.DimensionMismatchException
+         * @throws org.apache.commons.math4.exception.DimensionMismatchException
          * if the residuals have the wrong length.
          */
         RealVector getResiduals();

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/LevenbergMarquardtOptimizer.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LevenbergMarquardtOptimizer.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LevenbergMarquardtOptimizer.java
index 358d240..3e5ea1a 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/LevenbergMarquardtOptimizer.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/LevenbergMarquardtOptimizer.java
@@ -14,19 +14,19 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
 import java.util.Arrays;
 
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.ArrayRealVector;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.exception.ConvergenceException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.optim.ConvergenceChecker;
-import org.apache.commons.math3.util.Incrementor;
-import org.apache.commons.math3.util.Precision;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.ConvergenceException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.ArrayRealVector;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.optim.ConvergenceChecker;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.Incrementor;
+import org.apache.commons.math4.util.Precision;
 
 
 /**

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/MultivariateJacobianFunction.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/MultivariateJacobianFunction.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/MultivariateJacobianFunction.java
index e673855..9f127ce 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/MultivariateJacobianFunction.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/MultivariateJacobianFunction.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
-import org.apache.commons.math3.util.Pair;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
+import org.apache.commons.math4.util.Pair;
 
 /**
  * A interface for functions that compute a vector of values and can compute their

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/OptimumImpl.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/OptimumImpl.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/OptimumImpl.java
index 698f86c..e01b750 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/OptimumImpl.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/OptimumImpl.java
@@ -14,12 +14,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresOptimizer.Optimum;
-import org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem.Evaluation;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresOptimizer.Optimum;
+import org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem.Evaluation;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
 
 /**
  * A pedantic implementation of {@link Optimum}.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/ParameterValidator.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/ParameterValidator.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/ParameterValidator.java
index d5b8529..915f322 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/ParameterValidator.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/ParameterValidator.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.linear.RealVector;
+import org.apache.commons.math4.linear.RealVector;
 
 /**
  * Interface for validating a set of model parameters.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/ValueAndJacobianFunction.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/ValueAndJacobianFunction.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/ValueAndJacobianFunction.java
index 180e328..dd88fee 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/ValueAndJacobianFunction.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/ValueAndJacobianFunction.java
@@ -14,10 +14,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;
 
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.linear.RealVector;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.linear.RealVector;
 
 /**
  * A interface for functions that compute a vector of values and can compute their

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/leastsquares/package-info.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/leastsquares/package-info.java b/src/main/java/org/apache/commons/math4/fitting/leastsquares/package-info.java
index 98623b5..b565376 100644
--- a/src/main/java/org/apache/commons/math4/fitting/leastsquares/package-info.java
+++ b/src/main/java/org/apache/commons/math4/fitting/leastsquares/package-info.java
@@ -18,22 +18,22 @@
 /**
  * This package provides algorithms that minimize the residuals
  * between observations and model values.
- * The {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresOptimizer
+ * The {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresOptimizer
  * least-squares optimizers} minimize the distance (called
  * <em>cost</em> or <em>&chi;<sup>2</sup></em>) between model and
  * observations.
  *
  * <br/>
  * Algorithms in this category need access to a <em>problem</em>
- * (represented by a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresProblem
+ * (represented by a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresProblem
  * LeastSquaresProblem}).
  * Such a model predicts a set of values which the algorithm tries to match
  * with a set of given set of observed values.
  * <br/>
  * The problem can be created progressively using a {@link
- * org.apache.commons.math3.fitting.leastsquares.LeastSquaresBuilder builder} or it can
- * be created at once using a {@link org.apache.commons.math3.fitting.leastsquares.LeastSquaresFactory
+ * org.apache.commons.math4.fitting.leastsquares.LeastSquaresBuilder builder} or it can
+ * be created at once using a {@link org.apache.commons.math4.fitting.leastsquares.LeastSquaresFactory
  * factory}.
  * @since 3.3
  */
-package org.apache.commons.math3.fitting.leastsquares;
+package org.apache.commons.math4.fitting.leastsquares;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fitting/package-info.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fitting/package-info.java b/src/main/java/org/apache/commons/math4/fitting/package-info.java
index 460e3f7..1cc86f1 100644
--- a/src/main/java/org/apache/commons/math4/fitting/package-info.java
+++ b/src/main/java/org/apache/commons/math4/fitting/package-info.java
@@ -23,4 +23,4 @@
  * were the objective function is the squared sum of the residuals
  * \( f(x_i) - y_i \) for observed points \( (x_i, y_i) \).
  */
-package org.apache.commons.math3.fitting;
+package org.apache.commons.math4.fitting;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/AbstractFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/AbstractFormat.java b/src/main/java/org/apache/commons/math4/fraction/AbstractFormat.java
index fcb9d41..1359c0e 100644
--- a/src/main/java/org/apache/commons/math4/fraction/AbstractFormat.java
+++ b/src/main/java/org/apache/commons/math4/fraction/AbstractFormat.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 import java.text.FieldPosition;
@@ -23,8 +23,8 @@ import java.text.NumberFormat;
 import java.text.ParsePosition;
 import java.util.Locale;
 
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Common part shared by both {@link FractionFormat} and {@link BigFractionFormat}.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/BigFraction.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/BigFraction.java b/src/main/java/org/apache/commons/math4/fraction/BigFraction.java
index e16c593..5c2f24b 100644
--- a/src/main/java/org/apache/commons/math4/fraction/BigFraction.java
+++ b/src/main/java/org/apache/commons/math4/fraction/BigFraction.java
@@ -14,21 +14,21 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 import java.math.BigDecimal;
 import java.math.BigInteger;
 
-import org.apache.commons.math3.FieldElement;
-import org.apache.commons.math3.exception.MathArithmeticException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.exception.ZeroException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.util.ArithmeticUtils;
-import org.apache.commons.math3.util.FastMath;
-import org.apache.commons.math3.util.MathUtils;
+import org.apache.commons.math4.FieldElement;
+import org.apache.commons.math4.exception.MathArithmeticException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.ZeroException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.util.ArithmeticUtils;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.MathUtils;
 
 /**
  * Representation of a rational number without any overflow. This class is

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/BigFractionField.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/BigFractionField.java b/src/main/java/org/apache/commons/math4/fraction/BigFractionField.java
index 81170f8..4cf4d8f 100644
--- a/src/main/java/org/apache/commons/math4/fraction/BigFractionField.java
+++ b/src/main/java/org/apache/commons/math4/fraction/BigFractionField.java
@@ -15,12 +15,12 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 
-import org.apache.commons.math3.Field;
-import org.apache.commons.math3.FieldElement;
+import org.apache.commons.math4.Field;
+import org.apache.commons.math4.FieldElement;
 
 /**
  * Representation of the fractional numbers  without any overflow field.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/BigFractionFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/BigFractionFormat.java b/src/main/java/org/apache/commons/math4/fraction/BigFractionFormat.java
index 196dcd5..a940a9d 100644
--- a/src/main/java/org/apache/commons/math4/fraction/BigFractionFormat.java
+++ b/src/main/java/org/apache/commons/math4/fraction/BigFractionFormat.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 import java.math.BigInteger;
@@ -24,9 +24,9 @@ import java.text.NumberFormat;
 import java.text.ParsePosition;
 import java.util.Locale;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.MathParseException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.MathParseException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Formats a BigFraction number in proper format or improper format.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/Fraction.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/Fraction.java b/src/main/java/org/apache/commons/math4/fraction/Fraction.java
index 1752043..7c193f3 100644
--- a/src/main/java/org/apache/commons/math4/fraction/Fraction.java
+++ b/src/main/java/org/apache/commons/math4/fraction/Fraction.java
@@ -14,17 +14,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 import java.math.BigInteger;
 
-import org.apache.commons.math3.FieldElement;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.exception.MathArithmeticException;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.util.ArithmeticUtils;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.FieldElement;
+import org.apache.commons.math4.exception.MathArithmeticException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.util.ArithmeticUtils;
+import org.apache.commons.math4.util.FastMath;
 
 /**
  * Representation of a rational number.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/FractionConversionException.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/FractionConversionException.java b/src/main/java/org/apache/commons/math4/fraction/FractionConversionException.java
index a16a97a..f74a7cf 100644
--- a/src/main/java/org/apache/commons/math4/fraction/FractionConversionException.java
+++ b/src/main/java/org/apache/commons/math4/fraction/FractionConversionException.java
@@ -15,10 +15,10 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
-import org.apache.commons.math3.exception.ConvergenceException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.ConvergenceException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Error thrown when a double value cannot be converted to a fraction

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/FractionField.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/FractionField.java b/src/main/java/org/apache/commons/math4/fraction/FractionField.java
index 2928509..8a49265 100644
--- a/src/main/java/org/apache/commons/math4/fraction/FractionField.java
+++ b/src/main/java/org/apache/commons/math4/fraction/FractionField.java
@@ -15,12 +15,12 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.io.Serializable;
 
-import org.apache.commons.math3.Field;
-import org.apache.commons.math3.FieldElement;
+import org.apache.commons.math4.Field;
+import org.apache.commons.math4.FieldElement;
 
 /**
  * Representation of the fractional numbers field.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/FractionFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/FractionFormat.java b/src/main/java/org/apache/commons/math4/fraction/FractionFormat.java
index 06c5a10..9c8b1fe 100644
--- a/src/main/java/org/apache/commons/math4/fraction/FractionFormat.java
+++ b/src/main/java/org/apache/commons/math4/fraction/FractionFormat.java
@@ -15,16 +15,16 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.text.FieldPosition;
 import java.text.NumberFormat;
 import java.text.ParsePosition;
 import java.util.Locale;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.MathParseException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.MathParseException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Formats a Fraction number in proper format or improper format.  The number

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/ProperBigFractionFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/ProperBigFractionFormat.java b/src/main/java/org/apache/commons/math4/fraction/ProperBigFractionFormat.java
index 4f84acd..ae601c8 100644
--- a/src/main/java/org/apache/commons/math4/fraction/ProperBigFractionFormat.java
+++ b/src/main/java/org/apache/commons/math4/fraction/ProperBigFractionFormat.java
@@ -14,15 +14,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.math.BigInteger;
 import java.text.FieldPosition;
 import java.text.NumberFormat;
 import java.text.ParsePosition;
 
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.exception.NullArgumentException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Formats a BigFraction number in proper format.  The number format for each of

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/ProperFractionFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/ProperFractionFormat.java b/src/main/java/org/apache/commons/math4/fraction/ProperFractionFormat.java
index 9dc6778..1843f8a 100644
--- a/src/main/java/org/apache/commons/math4/fraction/ProperFractionFormat.java
+++ b/src/main/java/org/apache/commons/math4/fraction/ProperFractionFormat.java
@@ -14,16 +14,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;
 
 import java.text.FieldPosition;
 import java.text.NumberFormat;
 import java.text.ParsePosition;
 
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.util.FastMath;
-import org.apache.commons.math3.util.MathUtils;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.MathUtils;
 
 /**
  * Formats a Fraction number in proper format.  The number format for each of

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/fraction/package-info.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/fraction/package-info.java b/src/main/java/org/apache/commons/math4/fraction/package-info.java
index f5425c6..2547102 100644
--- a/src/main/java/org/apache/commons/math4/fraction/package-info.java
+++ b/src/main/java/org/apache/commons/math4/fraction/package-info.java
@@ -19,4 +19,4 @@
  *    Fraction number type and fraction number formatting.
  *
  */
-package org.apache.commons.math3.fraction;
+package org.apache.commons.math4.fraction;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/AbstractListChromosome.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/AbstractListChromosome.java b/src/main/java/org/apache/commons/math4/genetics/AbstractListChromosome.java
index 60450ba..e470d34 100644
--- a/src/main/java/org/apache/commons/math4/genetics/AbstractListChromosome.java
+++ b/src/main/java/org/apache/commons/math4/genetics/AbstractListChromosome.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.Arrays;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/BinaryChromosome.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/BinaryChromosome.java b/src/main/java/org/apache/commons/math4/genetics/BinaryChromosome.java
index 47d317c..e1efea9 100644
--- a/src/main/java/org/apache/commons/math4/genetics/BinaryChromosome.java
+++ b/src/main/java/org/apache/commons/math4/genetics/BinaryChromosome.java
@@ -14,11 +14,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 
 /**

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/BinaryMutation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/BinaryMutation.java b/src/main/java/org/apache/commons/math4/genetics/BinaryMutation.java
index 0802fc6..e2ba8c2 100644
--- a/src/main/java/org/apache/commons/math4/genetics/BinaryMutation.java
+++ b/src/main/java/org/apache/commons/math4/genetics/BinaryMutation.java
@@ -14,13 +14,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Mutation for {@link BinaryChromosome}s. Randomly changes one gene.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/Chromosome.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/Chromosome.java b/src/main/java/org/apache/commons/math4/genetics/Chromosome.java
index 22e4750..09b3392 100644
--- a/src/main/java/org/apache/commons/math4/genetics/Chromosome.java
+++ b/src/main/java/org/apache/commons/math4/genetics/Chromosome.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 /**
  * Individual in a population. Chromosomes are compared based on their fitness.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/ChromosomePair.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/ChromosomePair.java b/src/main/java/org/apache/commons/math4/genetics/ChromosomePair.java
index ef8769d..dc76451 100644
--- a/src/main/java/org/apache/commons/math4/genetics/ChromosomePair.java
+++ b/src/main/java/org/apache/commons/math4/genetics/ChromosomePair.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 /**
  * A pair of {@link Chromosome} objects.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/CrossoverPolicy.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/CrossoverPolicy.java b/src/main/java/org/apache/commons/math4/genetics/CrossoverPolicy.java
index 9af56f1..e6a2b23 100644
--- a/src/main/java/org/apache/commons/math4/genetics/CrossoverPolicy.java
+++ b/src/main/java/org/apache/commons/math4/genetics/CrossoverPolicy.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
 
 /**
  * Policy used to create a pair of new chromosomes by performing a crossover

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/CycleCrossover.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/CycleCrossover.java b/src/main/java/org/apache/commons/math4/genetics/CycleCrossover.java
index 364b16b..021f61a 100644
--- a/src/main/java/org/apache/commons/math4/genetics/CycleCrossover.java
+++ b/src/main/java/org/apache/commons/math4/genetics/CycleCrossover.java
@@ -14,16 +14,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Cycle Crossover [CX] builds offspring from <b>ordered</b> chromosomes by identifying cycles

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/ElitisticListPopulation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/ElitisticListPopulation.java b/src/main/java/org/apache/commons/math4/genetics/ElitisticListPopulation.java
index a426bc2..b7834ff 100644
--- a/src/main/java/org/apache/commons/math4/genetics/ElitisticListPopulation.java
+++ b/src/main/java/org/apache/commons/math4/genetics/ElitisticListPopulation.java
@@ -14,17 +14,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.Collections;
 import java.util.List;
 
-import org.apache.commons.math3.exception.NotPositiveException;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
-import org.apache.commons.math3.exception.OutOfRangeException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.NotPositiveException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.OutOfRangeException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.util.FastMath;
 
 /**
  * Population of chromosomes which uses elitism (certain percentage of the best

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/Fitness.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/Fitness.java b/src/main/java/org/apache/commons/math4/genetics/Fitness.java
index 40d6192..15ce9c5 100644
--- a/src/main/java/org/apache/commons/math4/genetics/Fitness.java
+++ b/src/main/java/org/apache/commons/math4/genetics/Fitness.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 /**
  * Fitness of a chromosome.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/FixedElapsedTime.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/FixedElapsedTime.java b/src/main/java/org/apache/commons/math4/genetics/FixedElapsedTime.java
index 3879a8c..9eafc0b 100644
--- a/src/main/java/org/apache/commons/math4/genetics/FixedElapsedTime.java
+++ b/src/main/java/org/apache/commons/math4/genetics/FixedElapsedTime.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.concurrent.TimeUnit;
 
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
 
 /**
  * Stops after a fixed amount of time has elapsed.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/FixedGenerationCount.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/FixedGenerationCount.java b/src/main/java/org/apache/commons/math4/genetics/FixedGenerationCount.java
index 64362fc..70ae10d 100644
--- a/src/main/java/org/apache/commons/math4/genetics/FixedGenerationCount.java
+++ b/src/main/java/org/apache/commons/math4/genetics/FixedGenerationCount.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
 
 /**
  * Stops after a fixed number of generations. Each time {@link #isSatisfied(Population)} is invoked, a generation

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/GeneticAlgorithm.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/GeneticAlgorithm.java b/src/main/java/org/apache/commons/math4/genetics/GeneticAlgorithm.java
index 2f3d684..bf77606 100644
--- a/src/main/java/org/apache/commons/math4/genetics/GeneticAlgorithm.java
+++ b/src/main/java/org/apache/commons/math4/genetics/GeneticAlgorithm.java
@@ -14,12 +14,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.OutOfRangeException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.random.RandomGenerator;
-import org.apache.commons.math3.random.JDKRandomGenerator;
+import org.apache.commons.math4.exception.OutOfRangeException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.random.JDKRandomGenerator;
+import org.apache.commons.math4.random.RandomGenerator;
 
 /**
  * Implementation of a genetic algorithm. All factors that govern the operation

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/InvalidRepresentationException.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/InvalidRepresentationException.java b/src/main/java/org/apache/commons/math4/genetics/InvalidRepresentationException.java
index 7ca3a9a..7cac69b 100644
--- a/src/main/java/org/apache/commons/math4/genetics/InvalidRepresentationException.java
+++ b/src/main/java/org/apache/commons/math4/genetics/InvalidRepresentationException.java
@@ -14,10 +14,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.Localizable;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.Localizable;
 
 /**
  * Exception indicating that the representation of a chromosome is not valid.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/ListPopulation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/ListPopulation.java b/src/main/java/org/apache/commons/math4/genetics/ListPopulation.java
index ce45234..b0358c9 100644
--- a/src/main/java/org/apache/commons/math4/genetics/ListPopulation.java
+++ b/src/main/java/org/apache/commons/math4/genetics/ListPopulation.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -22,11 +22,11 @@ import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.exception.NotPositiveException;
-import org.apache.commons.math3.exception.NullArgumentException;
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.NotPositiveException;
+import org.apache.commons.math4.exception.NullArgumentException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Population of chromosomes represented by a {@link List}.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/MutationPolicy.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/MutationPolicy.java b/src/main/java/org/apache/commons/math4/genetics/MutationPolicy.java
index b981881..999d14b 100644
--- a/src/main/java/org/apache/commons/math4/genetics/MutationPolicy.java
+++ b/src/main/java/org/apache/commons/math4/genetics/MutationPolicy.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
 
 /**
  * Algorithm used to mutate a chromosome.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/NPointCrossover.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/NPointCrossover.java b/src/main/java/org/apache/commons/math4/genetics/NPointCrossover.java
index a1a7d99..0b16c95 100644
--- a/src/main/java/org/apache/commons/math4/genetics/NPointCrossover.java
+++ b/src/main/java/org/apache/commons/math4/genetics/NPointCrossover.java
@@ -14,17 +14,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.NotStrictlyPositiveException;
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.random.RandomGenerator;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.random.RandomGenerator;
 
 /**
  * N-point crossover policy. For each iteration a random crossover point is

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/OnePointCrossover.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/OnePointCrossover.java b/src/main/java/org/apache/commons/math4/genetics/OnePointCrossover.java
index b1ea47b..03559d2 100644
--- a/src/main/java/org/apache/commons/math4/genetics/OnePointCrossover.java
+++ b/src/main/java/org/apache/commons/math4/genetics/OnePointCrossover.java
@@ -14,14 +14,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 
 /**

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/OrderedCrossover.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/OrderedCrossover.java b/src/main/java/org/apache/commons/math4/genetics/OrderedCrossover.java
index e796f53..f9dbb2f 100644
--- a/src/main/java/org/apache/commons/math4/genetics/OrderedCrossover.java
+++ b/src/main/java/org/apache/commons/math4/genetics/OrderedCrossover.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -22,11 +22,11 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.random.RandomGenerator;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.random.RandomGenerator;
+import org.apache.commons.math4.util.FastMath;
 
 /**
  * Order 1 Crossover [OX1] builds offspring from <b>ordered</b> chromosomes by copying a

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/PermutationChromosome.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/PermutationChromosome.java b/src/main/java/org/apache/commons/math4/genetics/PermutationChromosome.java
index d02cf2c..3bc6748 100644
--- a/src/main/java/org/apache/commons/math4/genetics/PermutationChromosome.java
+++ b/src/main/java/org/apache/commons/math4/genetics/PermutationChromosome.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.List;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/Population.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/Population.java b/src/main/java/org/apache/commons/math4/genetics/Population.java
index 8cc6d8b..0c3e365 100644
--- a/src/main/java/org/apache/commons/math4/genetics/Population.java
+++ b/src/main/java/org/apache/commons/math4/genetics/Population.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
 
 
 /**

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/RandomKey.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/RandomKey.java b/src/main/java/org/apache/commons/math4/genetics/RandomKey.java
index 52db4a7..0eb679a 100644
--- a/src/main/java/org/apache/commons/math4/genetics/RandomKey.java
+++ b/src/main/java/org/apache/commons/math4/genetics/RandomKey.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -22,9 +22,9 @@ import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Random Key chromosome is used for permutation representation. It is a vector

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/RandomKeyMutation.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/RandomKeyMutation.java b/src/main/java/org/apache/commons/math4/genetics/RandomKeyMutation.java
index 9fb16fb..54edfbb 100644
--- a/src/main/java/org/apache/commons/math4/genetics/RandomKeyMutation.java
+++ b/src/main/java/org/apache/commons/math4/genetics/RandomKeyMutation.java
@@ -14,13 +14,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Mutation operator for {@link RandomKey}s. Changes a randomly chosen element

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/SelectionPolicy.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/SelectionPolicy.java b/src/main/java/org/apache/commons/math4/genetics/SelectionPolicy.java
index 5240f75..156653b 100644
--- a/src/main/java/org/apache/commons/math4/genetics/SelectionPolicy.java
+++ b/src/main/java/org/apache/commons/math4/genetics/SelectionPolicy.java
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
 
 /**
  * Algorithm used to select a chromosome pair from a population.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/StoppingCondition.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/StoppingCondition.java b/src/main/java/org/apache/commons/math4/genetics/StoppingCondition.java
index 0e21628..094b697 100644
--- a/src/main/java/org/apache/commons/math4/genetics/StoppingCondition.java
+++ b/src/main/java/org/apache/commons/math4/genetics/StoppingCondition.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 /**
  * Algorithm used to determine when to stop evolution.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/TournamentSelection.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/TournamentSelection.java b/src/main/java/org/apache/commons/math4/genetics/TournamentSelection.java
index 95051ee..871c17d 100644
--- a/src/main/java/org/apache/commons/math4/genetics/TournamentSelection.java
+++ b/src/main/java/org/apache/commons/math4/genetics/TournamentSelection.java
@@ -14,13 +14,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
 
 /**
  * Tournament selection scheme. Each of the two selected chromosomes is selected

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/UniformCrossover.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/UniformCrossover.java b/src/main/java/org/apache/commons/math4/genetics/UniformCrossover.java
index 2a63bbb..1427d24 100644
--- a/src/main/java/org/apache/commons/math4/genetics/UniformCrossover.java
+++ b/src/main/java/org/apache/commons/math4/genetics/UniformCrossover.java
@@ -14,16 +14,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MathIllegalArgumentException;
-import org.apache.commons.math3.exception.OutOfRangeException;
-import org.apache.commons.math3.exception.util.LocalizedFormats;
-import org.apache.commons.math3.random.RandomGenerator;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathIllegalArgumentException;
+import org.apache.commons.math4.exception.OutOfRangeException;
+import org.apache.commons.math4.exception.util.LocalizedFormats;
+import org.apache.commons.math4.random.RandomGenerator;
 
 /**
  * Perform Uniform Crossover [UX] on the specified chromosomes. A fixed mixing

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/genetics/package-info.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/genetics/package-info.java b/src/main/java/org/apache/commons/math4/genetics/package-info.java
index 5c145e8..02eb5c9 100644
--- a/src/main/java/org/apache/commons/math4/genetics/package-info.java
+++ b/src/main/java/org/apache/commons/math4/genetics/package-info.java
@@ -17,4 +17,4 @@
 /**
  * This package provides Genetic Algorithms components and implementations.
  */
-package org.apache.commons.math3.genetics;
+package org.apache.commons.math4.genetics;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/Point.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/Point.java b/src/main/java/org/apache/commons/math4/geometry/Point.java
index 1504d2e..d45421a 100644
--- a/src/main/java/org/apache/commons/math4/geometry/Point.java
+++ b/src/main/java/org/apache/commons/math4/geometry/Point.java
@@ -14,7 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry;
+package org.apache.commons.math4.geometry;
 
 import java.io.Serializable;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/Space.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/Space.java b/src/main/java/org/apache/commons/math4/geometry/Space.java
index 7f72439..8413c7c 100644
--- a/src/main/java/org/apache/commons/math4/geometry/Space.java
+++ b/src/main/java/org/apache/commons/math4/geometry/Space.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry;
+package org.apache.commons.math4.geometry;
 
 import java.io.Serializable;
 
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
 
 /** This interface represents a generic space, with affine and vectorial counterparts.
  * @see Vector

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/Vector.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/Vector.java b/src/main/java/org/apache/commons/math4/geometry/Vector.java
index f22f7a1..9e740b3 100644
--- a/src/main/java/org/apache/commons/math4/geometry/Vector.java
+++ b/src/main/java/org/apache/commons/math4/geometry/Vector.java
@@ -14,11 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry;
+package org.apache.commons.math4.geometry;
 
 import java.text.NumberFormat;
 
-import org.apache.commons.math3.exception.MathArithmeticException;
+import org.apache.commons.math4.exception.MathArithmeticException;
 
 /** This interface represents a generic vector in a vectorial space or a point in an affine space.
  * @param <S> Type of the space.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/VectorFormat.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/VectorFormat.java b/src/main/java/org/apache/commons/math4/geometry/VectorFormat.java
index b58d765..7278a2f 100644
--- a/src/main/java/org/apache/commons/math4/geometry/VectorFormat.java
+++ b/src/main/java/org/apache/commons/math4/geometry/VectorFormat.java
@@ -15,15 +15,15 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.geometry;
+package org.apache.commons.math4.geometry;
 
 import java.text.FieldPosition;
 import java.text.NumberFormat;
 import java.text.ParsePosition;
 import java.util.Locale;
 
-import org.apache.commons.math3.util.CompositeFormat;
-import org.apache.commons.math3.exception.MathParseException;
+import org.apache.commons.math4.exception.MathParseException;
+import org.apache.commons.math4.util.CompositeFormat;
 
 /**
  * Formats a vector in components list format "{x; y; ...}".

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/enclosing/Encloser.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/enclosing/Encloser.java b/src/main/java/org/apache/commons/math4/geometry/enclosing/Encloser.java
index 9b2588a..5997779 100644
--- a/src/main/java/org/apache/commons/math4/geometry/enclosing/Encloser.java
+++ b/src/main/java/org/apache/commons/math4/geometry/enclosing/Encloser.java
@@ -14,10 +14,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry.enclosing;
+package org.apache.commons.math4.geometry.enclosing;
 
-import org.apache.commons.math3.geometry.Point;
-import org.apache.commons.math3.geometry.Space;
+import org.apache.commons.math4.geometry.Point;
+import org.apache.commons.math4.geometry.Space;
 
 /** Interface for algorithms computing enclosing balls.
  * @param <S> Space type.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/enclosing/EnclosingBall.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/enclosing/EnclosingBall.java b/src/main/java/org/apache/commons/math4/geometry/enclosing/EnclosingBall.java
index eedbd46..64caf28 100644
--- a/src/main/java/org/apache/commons/math4/geometry/enclosing/EnclosingBall.java
+++ b/src/main/java/org/apache/commons/math4/geometry/enclosing/EnclosingBall.java
@@ -14,12 +14,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry.enclosing;
+package org.apache.commons.math4.geometry.enclosing;
 
 import java.io.Serializable;
 
-import org.apache.commons.math3.geometry.Point;
-import org.apache.commons.math3.geometry.Space;
+import org.apache.commons.math4.geometry.Point;
+import org.apache.commons.math4.geometry.Space;
 
 /** This class represents a ball enclosing some points.
  * @param <S> Space type.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/enclosing/SupportBallGenerator.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/enclosing/SupportBallGenerator.java b/src/main/java/org/apache/commons/math4/geometry/enclosing/SupportBallGenerator.java
index 3a0f875..9886d97 100644
--- a/src/main/java/org/apache/commons/math4/geometry/enclosing/SupportBallGenerator.java
+++ b/src/main/java/org/apache/commons/math4/geometry/enclosing/SupportBallGenerator.java
@@ -14,12 +14,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry.enclosing;
+package org.apache.commons.math4.geometry.enclosing;
 
 import java.util.List;
 
-import org.apache.commons.math3.geometry.Point;
-import org.apache.commons.math3.geometry.Space;
+import org.apache.commons.math4.geometry.Point;
+import org.apache.commons.math4.geometry.Space;
 
 /** Interface for generating balls based on support points.
  * <p>

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/enclosing/WelzlEncloser.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/enclosing/WelzlEncloser.java b/src/main/java/org/apache/commons/math4/geometry/enclosing/WelzlEncloser.java
index 987e7d9..0891d99 100644
--- a/src/main/java/org/apache/commons/math4/geometry/enclosing/WelzlEncloser.java
+++ b/src/main/java/org/apache/commons/math4/geometry/enclosing/WelzlEncloser.java
@@ -14,14 +14,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.geometry.enclosing;
+package org.apache.commons.math4.geometry.enclosing;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.MathInternalError;
-import org.apache.commons.math3.geometry.Point;
-import org.apache.commons.math3.geometry.Space;
+import org.apache.commons.math4.exception.MathInternalError;
+import org.apache.commons.math4.geometry.Point;
+import org.apache.commons.math4.geometry.Space;
 
 /** Class implementing Emo Welzl algorithm to find the smallest enclosing ball in linear time.
  * <p>

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/main/java/org/apache/commons/math4/geometry/enclosing/package-info.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/math4/geometry/enclosing/package-info.java b/src/main/java/org/apache/commons/math4/geometry/enclosing/package-info.java
index 20462a1..7456a41 100644
--- a/src/main/java/org/apache/commons/math4/geometry/enclosing/package-info.java
+++ b/src/main/java/org/apache/commons/math4/geometry/enclosing/package-info.java
@@ -21,4 +21,4 @@
  * </p>
  *
  */
-package org.apache.commons.math3.geometry.enclosing;
+package org.apache.commons.math4.geometry.enclosing;


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