#7742: add a compose function to sage
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Reporter: was | Owner: AlexGhitza
Type: defect | Status: needs_work
Priority: major | Milestone: sage-4.6.1
Component: basic arithmetic | Keywords:
Author: Christopher Olah, Felix Lawrence | Upstream: N/A
Reviewer: Paul Zimmermann | Merged:
Work_issues: |
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Comment(by jrp):
At the moment the powers-of-two speed up isn't helping even in the
symbolic case, because the implementation is to return lambda x: f(g(x)).
If both inputs to compose are symbolic, then I think we want to just
return f(g(x)) instead.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7742#comment:17>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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