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Posted to dev@commons.apache.org by Phil Steitz <ph...@gmail.com> on 2013/03/29 18:11:53 UTC
Re: svn commit: r1462509 - /commons/proper/math/trunk/src/changes/changes.xml
On 3/29/13 8:51 AM, luc@apache.org wrote:
> Author: luc
> Date: Fri Mar 29 15:51:15 2013
> New Revision: 1462509
>
> URL: http://svn.apache.org/r1462509
> Log:
> Added description of main 3.2 features in the changelog.
>
> Modified:
> commons/proper/math/trunk/src/changes/changes.xml
>
> Modified: commons/proper/math/trunk/src/changes/changes.xml
> URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/changes/changes.xml?rev=1462509&r1=1462508&r2=1462509&view=diff
> ==============================================================================
> --- commons/proper/math/trunk/src/changes/changes.xml (original)
> +++ commons/proper/math/trunk/src/changes/changes.xml Fri Mar 29 15:51:15 2013
> @@ -50,10 +50,32 @@ If the output is not quite correct, chec
> <title>Commons Math Release Notes</title>
> </properties>
> <body>
> - <release version="3.2" date="TBD" description="
> + <release version="3.2" date="2013-04-03" description="
> This is a minor release: It combines bug fixes and new features.
> Changes to existing features were made in a backwards-compatible
> way such as to allow drop-in replacement of the v3.1[.1] JAR file.
> +
> + Most notable among the new features are: Framework for automatic
> + differentiation, Lévy distribution, prime numbers, discrete
> + distributions,
if we do another RC, s/discrete distributions/enumerated distributions
(we have had discrete distributions since 2.0)
> real field allowing to use several algorithms
> + (solvers, linear algebra, 3D geometry) with different real-like
> + classes (high accuracy or automatic differentiation), spherical
> + coordinates with gradients and Hessians, reorganized clustering
> + package with different distances implementations.
s/distances/distance
> +
> + The minimal
s/minimal/minimum
Phil
> version of the Java platform required to compile and use
> + Commons Math is Java 5.
> + Users are encouraged to upgrade to this version as this release not
> + only includes bug fixes but also deprecates numerous classes and
> + methods that will be deleted from the next major release (4.0).
> +
> + Caveat:
> + 1. The implementation of the BOBYQA optimization algorithm is in alpha
> + state (cf. MATH-621): Many code paths are untested, and we are looking
> + for volunteers to improve the code readability, robustness and performance
> + and to extend the unit tests suite.
> + 2. A few methods in the FastMath class are in fact slower that their
> + counterpart in either Math or StrictMath (cf. MATH-740 and MATH-901).
> ">
> <action dev="luc" type="fix" issue="MATH-957" due-to="Evan Ward">
> Fixed inverse cumulative probability for uniform distribution.
>
>
>
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