#8931: desolve fails when assumptions required
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Reporter: descopau | Owner: burcin
Type: defect | Status: new
Priority: major | Milestone: sage-4.6
Component: symbolics | Keywords: desolve
Author: G.Connan | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
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Changes (by robert.marik):
* cc: robert.marik (added)
Comment:
with #9835
{{{
ma...@um-bc107:/opt/sage$ ./sage
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| Sage Version 4.5.3, Release Date: 2010-09-04 |
| Type notebook() for the GUI, and license() for information. |
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sage: x=var('x'); f=function('f',x); k=var('k'); assume(k>0)
sage: desolve(diff(f,x,2)/f==k,f,ivar=x)
k1*e^(sqrt(k)*x) + k2*e^(-sqrt(k)*x)
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/8931#comment:2>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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