Return-Path: X-Original-To: apmail-commons-issues-archive@minotaur.apache.org Delivered-To: apmail-commons-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 2C066F4F8 for ; Tue, 13 Aug 2013 09:58:51 +0000 (UTC) Received: (qmail 77120 invoked by uid 500); 13 Aug 2013 09:58:49 -0000 Delivered-To: apmail-commons-issues-archive@commons.apache.org Received: (qmail 77062 invoked by uid 500); 13 Aug 2013 09:58:49 -0000 Mailing-List: contact issues-help@commons.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: issues@commons.apache.org Delivered-To: mailing list issues@commons.apache.org Received: (qmail 77050 invoked by uid 99); 13 Aug 2013 09:58:47 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 13 Aug 2013 09:58:47 +0000 Date: Tue, 13 Aug 2013 09:58:47 +0000 (UTC) From: "David Tonhofer (JIRA)" To: issues@commons.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (MATH-1022) Confused by the API docs for org.apache.commons.math3.analysis.function MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 David Tonhofer created MATH-1022: ------------------------------------ Summary: Confused by the API docs for org.apache.commons.math3.analysis.function Key: MATH-1022 URL: https://issues.apache.org/jira/browse/MATH-1022 Project: Commons Math Issue Type: Bug Affects Versions: 3.3 Reporter: David Tonhofer Something is wrong or unclear... We read: http://commons.apache.org/proper/commons-math/apidocs/org/apache/commons/math3/analysis/function/Logistic.Parametric.html "Parametric function where the input array contains the parameters of the logit function, ordered as follows: " --> But the "logit" function is not the "logistic" function. http://commons.apache.org/proper/commons-math/apidocs/org/apache/commons/math3/analysis/function/Sigmoid.Parametric.html "Parametric function where the input array contains the parameters of the logit function, ordered as follows: " --> But the "logit" function is not the "sigmoid" function, and what is the difference between the Logistic Function snd the Sigmoid function? http://commons.apache.org/proper/commons-math/apidocs/org/apache/commons/math3/analysis/function/Logit.Parametric.html "Parametric function where the input array contains the parameters of the logit function, ordered as follows: " --> That sounds correct. References: http://en.wikipedia.org/wiki/Logistic_function http://en.wikipedia.org/wiki/Logit http://en.wikipedia.org/wiki/Sigmoid_function -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira