#10035: Create hold context
---------------------------+------------------------------------------------
Reporter: kcrisman | Owner: burcin
Type: enhancement | Status: new
Priority: minor | Milestone: sage-4.6.1
Component: symbolics | Keywords:
Author: | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
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Comment(by jpflori):
Replying to [comment:4 jason]:
> That would be awesome!
But with such a construction it is not obvious how to simplify 't' without
going through Maxima as suggested in
[http://trac.sagemath.org/search/opensearch?q=ticket%3A10034 #10034]
{{{
sage: with hold:
....: t = tan(pi/2)
....:
sage: t tan(pi/12)
sage: t.eval() #or t.unhold() or whatever
-sqrt(3) + 2
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10035#comment:5>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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