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From Phil Steitz <p...@steitz.com>
Subject Re: [math] license issue
Date Tue, 04 May 2004 15:56:16 GMT
brent@worden.org wrote:
> I believe we should discuss what might be a copyright infringement
> issue with the two normal cdf algorithms.
> 
> NormalCDFPreciseAlgorithm cites a couple sources for its
> implementation:
> 1. R which is protected by GPL
> 2. TOMS 715 which is protected by ACM's CALGO license,
> http://www.acm.org/calgo/copyright.htm
> 
> NormalCDFFastAlgorithm cites Applied Statistics as its source.  AS is
> copyrighted by The Royal Statistical Society and the only thing I
> could find about its licensing is a little blurb at
> http://lib.stat.cmu.edu/apstat/ stating "The Royal Statistical Society
> holds the copyright to these routines, but has given its permission
> for their distribution provided that no fee is charged."
> 
> I ask that everyone concerned to familiarize themselves with these two
> implementations and citations.  Then, we should decide on a course of
> action regarding these two classes.  Prior to that, some more
> investigation might be necessary for the RSS license terms as the
> above quoted, statement is a little open ended.

Ack. In the mean time, we should remove these classes, which I will do 
this evening if no one else does it first.

Phil
> 
> Brent Worden
> http://www.brent.worden.org/
> 
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