#12256: if x=var('x') and n is an integer then n.binomial(x) should return
binomial(SR(n),x)
-------------------------+--------------------------------------------------
Reporter: was | Owner: burcin
Type: defect | Status: new
Priority: minor | Milestone: sage-5.0
Component: symbolics | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
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Description changed by was:
Old description:
> Somebody tried to do
> {{{
> sum(binomial(3, k), k, 0, 3)
> }}}
> and got a weird error, but
> {{{
> sum(binomial(SR(3), k), k, 0, 3)
> }}}
> works. This is because 3.binomial isn't sophisticated enough.
New description:
Somebody tried to do
{{{
sum(binomial(3, k), k, 0, 3)
}}}
and got a weird error, but
{{{
sum(binomial(SR(3), k), k, 0, 3)
}}}
works. This is because 3.binomial isn't sophisticated enough... or maybe
{{{binomial(-, -)}}} isn't either.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12256#comment:1>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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