[Maxima-bugs] [ maxima-Bugs-3058290 ] tan(%pi*integer) simplification

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Bugs item #3058290, was opened at 2010-09-02 13:41
Message generated for change (Settings changed) made by dgildea
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Category: Lisp Core - Trigonometry
Group: None
>Status: Closed
>Resolution: Fixed
Priority: 5
Private: No
Submitted By: Stavros Macrakis (macrakis)
Assigned to: Nobody/Anonymous (nobody)
Summary: tan(%pi*integer) simplification

Initial Comment:
declare(nnn,integer)$
tan(nnn*%pi) => unsimplified
tan(2*nnn*%pi) => 0

But tan has zeroes for all integral multiples of %pi, not just even ones.


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>Comment By: Dan Gildea (dgildea)
Date: 2010-10-02 13:32

Message:
Fixed in trigi.lisp rev 1.42.


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Comment By: Barton Willis (willisbl)
Date: 2010-09-12 07:03

Message:
See also - ID: 3064709

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