#13587: automatic simplification can lose some infinities
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Reporter: burcin | Owner: burcin
Type: defect | Status: new
Priority: critical | Milestone: sage-5.5
Component: symbolics | Keywords: pynac
Work issues: | Report Upstream: N/A
Reviewers: | Authors:
Merged in: | Dependencies:
Stopgaps: |
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From [[http://ask.sagemath.org/question/1850/odd-trig-function-
behavior|this ask.sagemath.org question]]:
{{{
sage: t = tan(x)^2 - tan(x)
sage: t.subs(x=pi/2)
0
sage: u = gamma(x) - gamma(x-1)
sage: u.subs(x=-1)
0
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13587>
Sage <http://www.sagemath.org>
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