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From "Luc Maisonobe (JIRA)" <j...@apache.org>
Subject [jira] Closed: (MATH-267) Need a digamma function
Date Fri, 07 Aug 2009 09:15:15 GMT

     [ https://issues.apache.org/jira/browse/MATH-267?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Luc Maisonobe closed MATH-267.
------------------------------


closing resolved issue for 2.0 release

> Need a digamma function
> -----------------------
>
>                 Key: MATH-267
>                 URL: https://issues.apache.org/jira/browse/MATH-267
>             Project: Commons Math
>          Issue Type: Bug
>            Reporter: Ted Dunning
>             Fix For: 2.0
>
>         Attachments: Adds_digamma_function.patch, Adds_trigamma_function,_improves_comments.patch,
digamma.tgz
>
>
> A mahout summer of code student needed a digamma function with Apache permissions so
I wrote one.  It includes test cases, correct copyright and seems to work well.  I don't know
where in commons math this would go so I figured I would post this and ask for advice.

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