From: SourceForge.net <no...@so...> - 2008-02-02 16:52:58
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Bugs item #1103515, was opened at 2005-01-16 16:45 Message generated for change (Comment added) made by dgildea You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=104933&aid=1103515&group_id=4933 Please note that this message will contain a full copy of the comment thread, including the initial issue submission, for this request, not just the latest update. Category: Lisp Core - Limit Group: None >Status: Closed >Resolution: Fixed Priority: 5 Private: No Submitted By: Stavros Macrakis (macrakis) Assigned to: Nobody/Anonymous (nobody) Summary: limit(atan2(x,-1),x,0) wrong Initial Comment: limit(atan2(x,-1),x,0,plus) => %pi OK limit(atan2(x,-1),x,0,minus) => -%pi OK limit(atan2(x,-1),x,0) => %pi !!! should be IND ---------------------------------------------------------------------- >Comment By: Dan Gildea (dgildea) Date: 2008-02-02 11:52 Message: Logged In: YES user_id=1797506 Originator: NO Fixed in limit.lisp rev 1.50. (%i13) limit(atan2(x,-1),x,0,plus); (%o13) %pi (%i14) limit(atan2(x,-1),x,0,minus); (%o14) -%pi (%i15) limit(atan2(x,-1),x,0); (%o15) und Ideally %o15 should be ind, but maxima always returns und for limits that are different from either side. ---------------------------------------------------------------------- You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=104933&aid=1103515&group_id=4933 |