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From t.@apache.org
Subject [56/82] [math] Update for next development iteration: commons-math4
Date Mon, 16 Feb 2015 22:40:26 GMT
http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/HighamHall54StepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/HighamHall54StepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/HighamHall54StepInterpolatorTest.java
index 7962e94..78e90df 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/HighamHall54StepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/HighamHall54StepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
+package org.apache.commons.math4.ode.nonstiff;
 
 
 import java.io.ByteArrayInputStream;
@@ -25,16 +25,17 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.util.Random;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.ContinuousOutputModel;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolator;
-import org.apache.commons.math3.ode.sampling.StepInterpolatorTestUtils;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.ContinuousOutputModel;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.HighamHall54Integrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
+import org.apache.commons.math4.ode.sampling.StepInterpolatorTestUtils;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherIntegratorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherIntegratorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherIntegratorTest.java
index e3c5fe2..3c40b74 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherIntegratorTest.java
@@ -15,25 +15,27 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
-
-
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderDifferentialEquations;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.TestProblem1;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.TestProblem5;
-import org.apache.commons.math3.ode.TestProblemAbstract;
-import org.apache.commons.math3.ode.TestProblemFactory;
-import org.apache.commons.math3.ode.TestProblemHandler;
-import org.apache.commons.math3.ode.events.EventHandler;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolator;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.ode.nonstiff;
+
+
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderDifferentialEquations;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.TestProblem1;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.TestProblem5;
+import org.apache.commons.math4.ode.TestProblemAbstract;
+import org.apache.commons.math4.ode.TestProblemFactory;
+import org.apache.commons.math4.ode.TestProblemHandler;
+import org.apache.commons.math4.ode.events.EventHandler;
+import org.apache.commons.math4.ode.nonstiff.LutherIntegrator;
+import org.apache.commons.math4.ode.nonstiff.RungeKuttaIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherStepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherStepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherStepInterpolatorTest.java
index d29fe20..a5a9db5 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/LutherStepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
+package org.apache.commons.math4.ode.nonstiff;
 
 
 import java.io.ByteArrayInputStream;
@@ -25,14 +25,15 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.util.Random;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.ContinuousOutputModel;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolatorTestUtils;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.ContinuousOutputModel;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.LutherIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolatorTestUtils;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointIntegratorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointIntegratorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointIntegratorTest.java
index 0b01ddf..179574d 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointIntegratorTest.java
@@ -15,24 +15,25 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
-
-
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderDifferentialEquations;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.TestProblem1;
-import org.apache.commons.math3.ode.TestProblem5;
-import org.apache.commons.math3.ode.TestProblemAbstract;
-import org.apache.commons.math3.ode.TestProblemFactory;
-import org.apache.commons.math3.ode.TestProblemHandler;
-import org.apache.commons.math3.ode.events.EventHandler;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolator;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.ode.nonstiff;
+
+
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderDifferentialEquations;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.TestProblem1;
+import org.apache.commons.math4.ode.TestProblem5;
+import org.apache.commons.math4.ode.TestProblemAbstract;
+import org.apache.commons.math4.ode.TestProblemFactory;
+import org.apache.commons.math4.ode.TestProblemHandler;
+import org.apache.commons.math4.ode.events.EventHandler;
+import org.apache.commons.math4.ode.nonstiff.MidpointIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolatorTest.java
index 0f32602..690ac6c 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
+package org.apache.commons.math4.ode.nonstiff;
 
 
 import java.io.ByteArrayInputStream;
@@ -25,15 +25,16 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.util.Random;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.ContinuousOutputModel;
-import org.apache.commons.math3.ode.TestProblem1;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolatorTestUtils;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.ContinuousOutputModel;
+import org.apache.commons.math4.ode.TestProblem1;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.MidpointIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolatorTestUtils;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/StepProblem.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/StepProblem.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/StepProblem.java
index b4c8235..5a52597 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/StepProblem.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/StepProblem.java
@@ -15,10 +15,10 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
+package org.apache.commons.math4.ode.nonstiff;
 
-import org.apache.commons.math3.ode.FirstOrderDifferentialEquations;
-import org.apache.commons.math3.ode.events.EventHandler;
+import org.apache.commons.math4.ode.FirstOrderDifferentialEquations;
+import org.apache.commons.math4.ode.events.EventHandler;
 
 
 public class StepProblem

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesIntegratorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesIntegratorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesIntegratorTest.java
index ffc33c4..9de0fbe 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesIntegratorTest.java
@@ -15,25 +15,26 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
-
-
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderDifferentialEquations;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.TestProblem1;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.TestProblem5;
-import org.apache.commons.math3.ode.TestProblemAbstract;
-import org.apache.commons.math3.ode.TestProblemFactory;
-import org.apache.commons.math3.ode.TestProblemHandler;
-import org.apache.commons.math3.ode.events.EventHandler;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolator;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.ode.nonstiff;
+
+
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderDifferentialEquations;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.TestProblem1;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.TestProblem5;
+import org.apache.commons.math4.ode.TestProblemAbstract;
+import org.apache.commons.math4.ode.TestProblemFactory;
+import org.apache.commons.math4.ode.TestProblemHandler;
+import org.apache.commons.math4.ode.events.EventHandler;
+import org.apache.commons.math4.ode.nonstiff.ThreeEighthesIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolatorTest.java
index 965bf6b..879ad96 100644
--- a/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.nonstiff;
+package org.apache.commons.math4.ode.nonstiff;
 
 
 import java.io.ByteArrayInputStream;
@@ -25,14 +25,15 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.util.Random;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.ContinuousOutputModel;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.sampling.StepHandler;
-import org.apache.commons.math3.ode.sampling.StepInterpolatorTestUtils;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.ContinuousOutputModel;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.ThreeEighthesIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolatorTestUtils;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolator.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolator.java b/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolator.java
index a7f1aa7..f2953fc 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolator.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolator.java
@@ -15,13 +15,16 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 import java.io.IOException;
 import java.io.ObjectInput;
 import java.io.ObjectOutput;
 
-import org.apache.commons.math3.ode.EquationsMapper;
+import org.apache.commons.math4.ode.EquationsMapper;
+import org.apache.commons.math4.ode.sampling.AbstractStepInterpolator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
 
 /** This class is a step interpolator that does nothing.
  *
@@ -51,7 +54,7 @@ public class DummyStepInterpolator
    * should be called before using the instance in order to initialize
    * the internal arrays. This constructor is used only in order to delay
    * the initialization in some cases. As an example, the {@link
-   * org.apache.commons.math3.ode.nonstiff.EmbeddedRungeKuttaIntegrator} uses
+   * org.apache.commons.math4.ode.nonstiff.EmbeddedRungeKuttaIntegrator} uses
    * the prototyping design pattern to create the step interpolators by
    * cloning an uninitialized model and latter initializing the copy.
    */

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolatorTest.java
index 3f4ad37..69a1d55 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/DummyStepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 
 import java.io.ByteArrayInputStream;
@@ -24,8 +24,9 @@ import java.io.IOException;
 import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.ode.sampling.AbstractStepInterpolator;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/NordsieckStepInterpolatorTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/NordsieckStepInterpolatorTest.java b/src/test/java/org/apache/commons/math4/ode/sampling/NordsieckStepInterpolatorTest.java
index f11df71..57a3466 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/NordsieckStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/NordsieckStepInterpolatorTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 
 import java.io.ByteArrayInputStream;
@@ -25,14 +25,15 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.util.Random;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.ContinuousOutputModel;
-import org.apache.commons.math3.ode.TestProblem1;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.nonstiff.AdamsBashforthIntegrator;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.ContinuousOutputModel;
+import org.apache.commons.math4.ode.TestProblem1;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.AdamsBashforthIntegrator;
+import org.apache.commons.math4.ode.sampling.StepHandler;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/StepInterpolatorTestUtils.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/StepInterpolatorTestUtils.java b/src/test/java/org/apache/commons/math4/ode/sampling/StepInterpolatorTestUtils.java
index 9a98a59..1738961 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/StepInterpolatorTestUtils.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/StepInterpolatorTestUtils.java
@@ -14,16 +14,18 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.ode.sampling;
-
-
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.TestProblemAbstract;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.ode.sampling;
+
+
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.TestProblemAbstract;
+import org.apache.commons.math4.ode.sampling.StepHandler;
+import org.apache.commons.math4.ode.sampling.StepInterpolator;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 
 public class StepInterpolatorTestUtils {

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputOverlapTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputOverlapTest.java b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputOverlapTest.java
index a1a7da3..0497423 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputOverlapTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputOverlapTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 /** Step normalizer output tests, for problems where the first and last points
  * are overlap fixed points.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTest.java b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTest.java
index 8063e99..2518185 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTest.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 /** Step normalizer output tests, for problems where the first and last points
  * are not fixed points.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTestBase.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTestBase.java b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTestBase.java
index f862dad..0013052 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTestBase.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerOutputTestBase.java
@@ -15,20 +15,24 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
 import org.junit.Assert;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderDifferentialEquations;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.nonstiff.GraggBulirschStoerIntegrator;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderDifferentialEquations;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.nonstiff.GraggBulirschStoerIntegrator;
+import org.apache.commons.math4.ode.sampling.FixedStepHandler;
+import org.apache.commons.math4.ode.sampling.StepNormalizer;
+import org.apache.commons.math4.ode.sampling.StepNormalizerBounds;
+import org.apache.commons.math4.ode.sampling.StepNormalizerMode;
 import org.junit.Test;
 
 /** Base class for step normalizer output tests. */

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerTest.java b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerTest.java
index 08096fe..3a8ba4b 100644
--- a/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerTest.java
+++ b/src/test/java/org/apache/commons/math4/ode/sampling/StepNormalizerTest.java
@@ -15,16 +15,18 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.ode.sampling;
+package org.apache.commons.math4.ode.sampling;
 
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.MaxCountExceededException;
-import org.apache.commons.math3.exception.NoBracketingException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.ode.FirstOrderIntegrator;
-import org.apache.commons.math3.ode.TestProblem3;
-import org.apache.commons.math3.ode.nonstiff.DormandPrince54Integrator;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MaxCountExceededException;
+import org.apache.commons.math4.exception.NoBracketingException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.ode.FirstOrderIntegrator;
+import org.apache.commons.math4.ode.TestProblem3;
+import org.apache.commons.math4.ode.nonstiff.DormandPrince54Integrator;
+import org.apache.commons.math4.ode.sampling.FixedStepHandler;
+import org.apache.commons.math4.ode.sampling.StepNormalizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/PointValuePairTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/PointValuePairTest.java b/src/test/java/org/apache/commons/math4/optim/PointValuePairTest.java
index 7146d15..c070d00 100644
--- a/src/test/java/org/apache/commons/math4/optim/PointValuePairTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/PointValuePairTest.java
@@ -14,9 +14,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim;
+package org.apache.commons.math4.optim;
 
-import org.apache.commons.math3.TestUtils;
+import org.apache.commons.math4.TestUtils;
+import org.apache.commons.math4.optim.PointValuePair;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/PointVectorValuePairTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/PointVectorValuePairTest.java b/src/test/java/org/apache/commons/math4/optim/PointVectorValuePairTest.java
index 427bac0..534ce07 100644
--- a/src/test/java/org/apache/commons/math4/optim/PointVectorValuePairTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/PointVectorValuePairTest.java
@@ -15,9 +15,10 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim;
+package org.apache.commons.math4.optim;
 
-import org.apache.commons.math3.TestUtils;
+import org.apache.commons.math4.TestUtils;
+import org.apache.commons.math4.optim.PointVectorValuePair;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/SimplePointCheckerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/SimplePointCheckerTest.java b/src/test/java/org/apache/commons/math4/optim/SimplePointCheckerTest.java
index f5b057a..e363214 100644
--- a/src/test/java/org/apache/commons/math4/optim/SimplePointCheckerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/SimplePointCheckerTest.java
@@ -14,9 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim;
+package org.apache.commons.math4.optim;
 
-import org.apache.commons.math3.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimplePointChecker;
 import org.junit.Test;
 import org.junit.Assert;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/SimpleValueCheckerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/SimpleValueCheckerTest.java b/src/test/java/org/apache/commons/math4/optim/SimpleValueCheckerTest.java
index f4b7f2f..64ff78c 100644
--- a/src/test/java/org/apache/commons/math4/optim/SimpleValueCheckerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/SimpleValueCheckerTest.java
@@ -14,9 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim;
+package org.apache.commons.math4.optim;
 
-import org.apache.commons.math3.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleValueChecker;
 import org.junit.Test;
 import org.junit.Assert;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/SimpleVectorValueCheckerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/SimpleVectorValueCheckerTest.java b/src/test/java/org/apache/commons/math4/optim/SimpleVectorValueCheckerTest.java
index c9dcedc..3704da7 100644
--- a/src/test/java/org/apache/commons/math4/optim/SimpleVectorValueCheckerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/SimpleVectorValueCheckerTest.java
@@ -14,9 +14,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim;
+package org.apache.commons.math4.optim;
 
-import org.apache.commons.math3.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.exception.NotStrictlyPositiveException;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.SimpleVectorValueChecker;
 import org.junit.Test;
 import org.junit.Assert;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/linear/SimplexSolverTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/linear/SimplexSolverTest.java b/src/test/java/org/apache/commons/math4/optim/linear/SimplexSolverTest.java
index 0728be1..b112ac7 100644
--- a/src/test/java/org/apache/commons/math4/optim/linear/SimplexSolverTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/linear/SimplexSolverTest.java
@@ -14,17 +14,27 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.linear;
+package org.apache.commons.math4.optim.linear;
 
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 
-import org.apache.commons.math3.exception.TooManyIterationsException;
-import org.apache.commons.math3.optim.MaxIter;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.util.Precision;
+import org.apache.commons.math4.exception.TooManyIterationsException;
+import org.apache.commons.math4.optim.MaxIter;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.linear.LinearConstraint;
+import org.apache.commons.math4.optim.linear.LinearConstraintSet;
+import org.apache.commons.math4.optim.linear.LinearObjectiveFunction;
+import org.apache.commons.math4.optim.linear.NoFeasibleSolutionException;
+import org.apache.commons.math4.optim.linear.NonNegativeConstraint;
+import org.apache.commons.math4.optim.linear.PivotSelectionRule;
+import org.apache.commons.math4.optim.linear.Relationship;
+import org.apache.commons.math4.optim.linear.SimplexSolver;
+import org.apache.commons.math4.optim.linear.SolutionCallback;
+import org.apache.commons.math4.optim.linear.UnboundedSolutionException;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.util.Precision;
 import org.junit.Test;
 import org.junit.Assert;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/linear/SimplexTableauTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/linear/SimplexTableauTest.java b/src/test/java/org/apache/commons/math4/optim/linear/SimplexTableauTest.java
index 358416a..e0c99da 100644
--- a/src/test/java/org/apache/commons/math4/optim/linear/SimplexTableauTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/linear/SimplexTableauTest.java
@@ -14,12 +14,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.linear;
+package org.apache.commons.math4.optim.linear;
 
 import java.util.ArrayList;
 import java.util.Collection;
-import org.apache.commons.math3.TestUtils;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
+
+import org.apache.commons.math4.TestUtils;
+import org.apache.commons.math4.optim.linear.LinearConstraint;
+import org.apache.commons.math4.optim.linear.LinearObjectiveFunction;
+import org.apache.commons.math4.optim.linear.Relationship;
+import org.apache.commons.math4.optim.linear.SimplexTableau;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultiStartMultivariateOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultiStartMultivariateOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultiStartMultivariateOptimizerTest.java
index ba03ef1..cdaf3b9 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultiStartMultivariateOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultiStartMultivariateOptimizerTest.java
@@ -14,22 +14,26 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar;
+package org.apache.commons.math4.optim.nonlinear.scalar;
 
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.SimpleValueChecker;
-import org.apache.commons.math3.optim.nonlinear.scalar.gradient.CircleScalar;
-import org.apache.commons.math3.optim.nonlinear.scalar.gradient.NonLinearConjugateGradientOptimizer;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
-import org.apache.commons.math3.random.GaussianRandomGenerator;
-import org.apache.commons.math3.random.JDKRandomGenerator;
-import org.apache.commons.math3.random.RandomVectorGenerator;
-import org.apache.commons.math3.random.UncorrelatedRandomVectorGenerator;
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleValueChecker;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.GradientMultivariateOptimizer;
+import org.apache.commons.math4.optim.nonlinear.scalar.MultiStartMultivariateOptimizer;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.gradient.CircleScalar;
+import org.apache.commons.math4.optim.nonlinear.scalar.gradient.NonLinearConjugateGradientOptimizer;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
+import org.apache.commons.math4.random.GaussianRandomGenerator;
+import org.apache.commons.math4.random.JDKRandomGenerator;
+import org.apache.commons.math4.random.RandomVectorGenerator;
+import org.apache.commons.math4.random.UncorrelatedRandomVectorGenerator;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionMappingAdapterTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionMappingAdapterTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionMappingAdapterTest.java
index 932f362..ed67a63 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionMappingAdapterTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionMappingAdapterTest.java
@@ -14,15 +14,18 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar;
-
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.AbstractSimplex;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
+package org.apache.commons.math4.optim.nonlinear.scalar;
+
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.MultivariateFunctionMappingAdapter;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.AbstractSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionPenaltyAdapterTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionPenaltyAdapterTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionPenaltyAdapterTest.java
index 5b14f5e..0c02844 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionPenaltyAdapterTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/MultivariateFunctionPenaltyAdapterTest.java
@@ -14,16 +14,19 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar;
-
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.SimplePointChecker;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.AbstractSimplex;
-import org.apache.commons.math3.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+package org.apache.commons.math4.optim.nonlinear.scalar;
+
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimplePointChecker;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.MultivariateFunctionPenaltyAdapter;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.AbstractSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/CircleScalar.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/CircleScalar.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/CircleScalar.java
index 1b55014..4c2acaa 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/CircleScalar.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/CircleScalar.java
@@ -15,15 +15,15 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.scalar.gradient;
+package org.apache.commons.math4.optim.nonlinear.scalar.gradient;
 
 import java.util.ArrayList;
 
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunctionGradient;
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunctionGradient;
 
 /**
  * Class used in the tests.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/NonLinearConjugateGradientOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/NonLinearConjugateGradientOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/NonLinearConjugateGradientOptimizerTest.java
index bf22542..1298778 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/NonLinearConjugateGradientOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/gradient/NonLinearConjugateGradientOptimizerTest.java
@@ -15,22 +15,24 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.scalar.gradient;
-
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.linear.BlockRealMatrix;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.SimpleValueChecker;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunctionGradient;
+package org.apache.commons.math4.optim.nonlinear.scalar.gradient;
+
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.linear.BlockRealMatrix;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.SimpleValueChecker;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunctionGradient;
+import org.apache.commons.math4.optim.nonlinear.scalar.gradient.NonLinearConjugateGradientOptimizer;
+import org.apache.commons.math4.optim.nonlinear.scalar.gradient.Preconditioner;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/BOBYQAOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/BOBYQAOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/BOBYQAOptimizerTest.java
index f2f36e9..2bb5cb6 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/BOBYQAOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/BOBYQAOptimizerTest.java
@@ -14,23 +14,24 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar.noderiv;
+package org.apache.commons.math4.optim.nonlinear.scalar.noderiv;
 
 import java.util.Arrays;
 import java.util.Random;
 
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.TooManyEvaluationsException;
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.TooManyEvaluationsException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.BOBYQAOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Ignore;
 import org.junit.Test;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/CMAESOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/CMAESOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/CMAESOptimizerTest.java
index aade822..b6c5622 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/CMAESOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/CMAESOptimizerTest.java
@@ -14,27 +14,28 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar.noderiv;
+package org.apache.commons.math4.optim.nonlinear.scalar.noderiv;
 
 import java.util.Arrays;
 import java.util.Random;
 
-import org.apache.commons.math3.Retry;
-import org.apache.commons.math3.RetryRunner;
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.exception.NumberIsTooLargeException;
-import org.apache.commons.math3.exception.NumberIsTooSmallException;
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.NotPositiveException;
-import org.apache.commons.math3.exception.OutOfRangeException;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.random.MersenneTwister;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.Retry;
+import org.apache.commons.math4.RetryRunner;
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.NotPositiveException;
+import org.apache.commons.math4.exception.NumberIsTooLargeException;
+import org.apache.commons.math4.exception.NumberIsTooSmallException;
+import org.apache.commons.math4.exception.OutOfRangeException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.CMAESOptimizer;
+import org.apache.commons.math4.random.MersenneTwister;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 import org.junit.runner.RunWith;

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/PowellOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/PowellOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/PowellOptimizerTest.java
index 708f77b..4d0be63 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/PowellOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/PowellOptimizerTest.java
@@ -14,18 +14,19 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.scalar.noderiv;
-
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.analysis.SumSincFunction;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.optim.nonlinear.scalar.noderiv;
+
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.analysis.SumSincFunction;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.PowellOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerMultiDirectionalTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerMultiDirectionalTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerMultiDirectionalTest.java
index 931c226..8f5c726 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerMultiDirectionalTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerMultiDirectionalTest.java
@@ -15,18 +15,21 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.scalar.noderiv;
+package org.apache.commons.math4.optim.nonlinear.scalar.noderiv;
 
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.SimpleValueChecker;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.SimpleValueChecker;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.MultiDirectionalSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerNelderMeadTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerNelderMeadTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerNelderMeadTest.java
index d51025d..4f01d75 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerNelderMeadTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/scalar/noderiv/SimplexOptimizerNelderMeadTest.java
@@ -15,23 +15,25 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.scalar.noderiv;
-
-
-import org.apache.commons.math3.exception.TooManyEvaluationsException;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.analysis.MultivariateFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.linear.Array2DRowRealMatrix;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.PointValuePair;
-import org.apache.commons.math3.optim.nonlinear.scalar.GoalType;
-import org.apache.commons.math3.optim.nonlinear.scalar.ObjectiveFunction;
-import org.apache.commons.math3.optim.nonlinear.scalar.LeastSquaresConverter;
-import org.apache.commons.math3.util.FastMath;
+package org.apache.commons.math4.optim.nonlinear.scalar.noderiv;
+
+
+import org.apache.commons.math4.analysis.MultivariateFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.exception.TooManyEvaluationsException;
+import org.apache.commons.math4.linear.Array2DRowRealMatrix;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.nonlinear.scalar.GoalType;
+import org.apache.commons.math4.optim.nonlinear.scalar.LeastSquaresConverter;
+import org.apache.commons.math4.optim.nonlinear.scalar.ObjectiveFunction;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.NelderMeadSimplex;
+import org.apache.commons.math4.optim.nonlinear.scalar.noderiv.SimplexOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/MultiStartMultivariateVectorOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/MultiStartMultivariateVectorOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/MultiStartMultivariateVectorOptimizerTest.java
index af565e5..70b3f95 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/MultiStartMultivariateVectorOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/MultiStartMultivariateVectorOptimizerTest.java
@@ -14,23 +14,29 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.vector;
-
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.linear.BlockRealMatrix;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.OptimizationData;
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.SimpleVectorValueChecker;
-import org.apache.commons.math3.optim.nonlinear.vector.jacobian.GaussNewtonOptimizer;
-import org.apache.commons.math3.random.GaussianRandomGenerator;
-import org.apache.commons.math3.random.JDKRandomGenerator;
-import org.apache.commons.math3.random.RandomVectorGenerator;
-import org.apache.commons.math3.random.UncorrelatedRandomVectorGenerator;
+package org.apache.commons.math4.optim.nonlinear.vector;
+
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.linear.BlockRealMatrix;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.OptimizationData;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.SimpleVectorValueChecker;
+import org.apache.commons.math4.optim.nonlinear.vector.JacobianMultivariateVectorOptimizer;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.optim.nonlinear.vector.MultiStartMultivariateVectorOptimizer;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.GaussNewtonOptimizer;
+import org.apache.commons.math4.random.GaussianRandomGenerator;
+import org.apache.commons.math4.random.JDKRandomGenerator;
+import org.apache.commons.math4.random.RandomVectorGenerator;
+import org.apache.commons.math4.random.UncorrelatedRandomVectorGenerator;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerAbstractTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerAbstractTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerAbstractTest.java
index 7a9c9eb..e2814fc 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerAbstractTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerAbstractTest.java
@@ -14,26 +14,27 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.io.IOException;
 import java.util.Arrays;
 
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.exception.ConvergenceException;
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.linear.BlockRealMatrix;
-import org.apache.commons.math3.linear.RealMatrix;
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunctionJacobian;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.ConvergenceException;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.linear.BlockRealMatrix;
+import org.apache.commons.math4.linear.RealMatrix;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.AbstractLeastSquaresOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTest.java
index 92ad195..aad5e43 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTest.java
@@ -11,17 +11,18 @@
  * KIND, either express or implied. See the License for the specific language
  * governing permissions and limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.io.IOException;
 import java.util.Arrays;
 
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.AbstractLeastSquaresOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Test;
 import org.junit.Assert;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTestValidation.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTestValidation.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTestValidation.java
index 575b95c..9235e6b 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTestValidation.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/AbstractLeastSquaresOptimizerTestValidation.java
@@ -11,21 +11,22 @@
  * KIND, either express or implied. See the License for the specific language
  * governing permissions and limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.util.Arrays;
 import java.util.List;
 import java.util.ArrayList;
 import java.awt.geom.Point2D;
 
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
-import org.apache.commons.math3.stat.descriptive.SummaryStatistics;
-import org.apache.commons.math3.stat.descriptive.StatisticalSummary;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.AbstractLeastSquaresOptimizer;
+import org.apache.commons.math4.stat.descriptive.StatisticalSummary;
+import org.apache.commons.math4.stat.descriptive.SummaryStatistics;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Test;
 import org.junit.Assert;
 
@@ -33,7 +34,7 @@ import org.junit.Assert;
  * This class demonstrates the main functionality of the
  * {@link AbstractLeastSquaresOptimizer}, common to the
  * optimizer implementations in package
- * {@link org.apache.commons.math3.optimization.general}.
+ * {@link org.apache.commons.math4.optimization.general}.
  * <br/>
  * Not enabled by default, as the class name does not end with "Test".
  * <br/>

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleProblem.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleProblem.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleProblem.java
index fe2c3bc..9458fe8 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleProblem.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleProblem.java
@@ -14,16 +14,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.util.ArrayList;
 
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.util.MathUtils;
-import org.apache.commons.math3.util.FastMath;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.MathUtils;
 
 /**
  * Class that models a circle.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleVectorial.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleVectorial.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleVectorial.java
index 2f63547..7b6a310 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleVectorial.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/CircleVectorial.java
@@ -15,15 +15,15 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.util.ArrayList;
 
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
 
 /**
  * Class used in the tests.

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/GaussNewtonOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/GaussNewtonOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/GaussNewtonOptimizerTest.java
index ee3d00f..7e73a9a 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/GaussNewtonOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/GaussNewtonOptimizerTest.java
@@ -15,19 +15,21 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.io.IOException;
 
-import org.apache.commons.math3.exception.ConvergenceException;
-import org.apache.commons.math3.exception.TooManyEvaluationsException;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.optim.SimpleVectorValueChecker;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.exception.ConvergenceException;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.exception.TooManyEvaluationsException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.SimpleVectorValueChecker;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.AbstractLeastSquaresOptimizer;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.GaussNewtonOptimizer;
 import org.junit.Test;
 
 /**

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/LevenbergMarquardtOptimizerTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/LevenbergMarquardtOptimizerTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/LevenbergMarquardtOptimizerTest.java
index 9a27089..641f4d4 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/LevenbergMarquardtOptimizerTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/LevenbergMarquardtOptimizerTest.java
@@ -15,28 +15,30 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.SimpleBounds;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunctionJacobian;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.exception.DimensionMismatchException;
-import org.apache.commons.math3.exception.TooManyEvaluationsException;
-import org.apache.commons.math3.exception.MathUnsupportedOperationException;
-import org.apache.commons.math3.geometry.euclidean.twod.Vector2D;
-import org.apache.commons.math3.linear.SingularMatrixException;
-import org.apache.commons.math3.util.FastMath;
-import org.apache.commons.math3.util.Precision;
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.DimensionMismatchException;
+import org.apache.commons.math4.exception.MathUnsupportedOperationException;
+import org.apache.commons.math4.exception.TooManyEvaluationsException;
+import org.apache.commons.math4.geometry.euclidean.twod.Vector2D;
+import org.apache.commons.math4.linear.SingularMatrixException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.SimpleBounds;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.AbstractLeastSquaresOptimizer;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.LevenbergMarquardtOptimizer;
+import org.apache.commons.math4.util.FastMath;
+import org.apache.commons.math4.util.Precision;
 import org.junit.Assert;
 import org.junit.Test;
 

http://git-wip-us.apache.org/repos/asf/commons-math/blob/e4e1ac23/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/MinpackTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/MinpackTest.java b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/MinpackTest.java
index 898dbdd..c3486c0 100644
--- a/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/MinpackTest.java
+++ b/src/test/java/org/apache/commons/math4/optim/nonlinear/vector/jacobian/MinpackTest.java
@@ -15,21 +15,22 @@
  * limitations under the License.
  */
 
-package org.apache.commons.math3.optim.nonlinear.vector.jacobian;
+package org.apache.commons.math4.optim.nonlinear.vector.jacobian;
 
 import java.util.Arrays;
 
-import org.apache.commons.math3.exception.TooManyEvaluationsException;
-import org.apache.commons.math3.analysis.MultivariateVectorFunction;
-import org.apache.commons.math3.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math3.optim.PointVectorValuePair;
-import org.apache.commons.math3.optim.InitialGuess;
-import org.apache.commons.math3.optim.MaxEval;
-import org.apache.commons.math3.optim.nonlinear.vector.Target;
-import org.apache.commons.math3.optim.nonlinear.vector.Weight;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunction;
-import org.apache.commons.math3.optim.nonlinear.vector.ModelFunctionJacobian;
-import org.apache.commons.math3.util.FastMath;
+import org.apache.commons.math4.analysis.MultivariateMatrixFunction;
+import org.apache.commons.math4.analysis.MultivariateVectorFunction;
+import org.apache.commons.math4.exception.TooManyEvaluationsException;
+import org.apache.commons.math4.optim.InitialGuess;
+import org.apache.commons.math4.optim.MaxEval;
+import org.apache.commons.math4.optim.PointVectorValuePair;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunction;
+import org.apache.commons.math4.optim.nonlinear.vector.ModelFunctionJacobian;
+import org.apache.commons.math4.optim.nonlinear.vector.Target;
+import org.apache.commons.math4.optim.nonlinear.vector.Weight;
+import org.apache.commons.math4.optim.nonlinear.vector.jacobian.LevenbergMarquardtOptimizer;
+import org.apache.commons.math4.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
 


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