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From "Ted Dunning (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MATH-267) Need a digamma function
Date Sun, 24 May 2009 04:38:45 GMT

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

Ted Dunning updated MATH-267:
-----------------------------

    Attachment: Adds_digamma_function.patch

Here is a patch that integrates the digamma function into the normal commons math structure.

> 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
>         Attachments: Adds_digamma_function.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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