#19775: normalization in Pynac buggy
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Reporter: rws | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-7.0
Component: symbolics | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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from https://groups.google.com/forum/?hl=en#!topic/sage-devel/awa0lNGJugo
{{{
sage: a,b,c,d,e=var('a,b,c,d,e')
sage: (e + c/a - b*c^2/(a^2*(b*c/a-d)) + c*d/(a*(b*c/a-d))).numerator()
a^2*b*c*e - a^3*d*e
sage: (c/a - b*c^2/(a^2*(b*c/a-d)) + c*d/(a*(b*c/a-d))).numerator()
0
sage: (e + c/a - b*c^2/(a^2*(b*c/a-d)) + c*d/(a*(b*c/a-d))).normalize()
(a^2*b*c*e - a^3*d*e)/((b*c - a*d)*a^2)
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/19775>
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