#9908: maxima sum returns hypergeometric function
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Reporter: | Owner: burcin
schilly | Status: needs_review
Type: | Milestone: sage-6.3
defect | Resolution:
Priority: major | Merged in:
Component: | Reviewers: Karl-Dieter Crisman, Ralf Stephan
symbolics | Work issues:
Keywords: | Commit:
hypergeometric | Stopgaps:
Authors: |
Report Upstream: N/A |
Branch: |
Dependencies: |
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Changes (by kcrisman):
* status: new => needs_review
* reviewer: => Karl-Dieter Crisman, Ralf Stephan
Comment:
> What I get with #2516 is
> {{{
> sage: integral(1/(x^b+1),x)
> integrate(1/(x^b + 1), x)
> }}}
Not really worth keeping open, as even Maxima does this.
> {{{
> sage: sum(x^(3*k)/factorial(2*k),k,0,oo)
> sqrt(pi)*x^(3/4)*sqrt(1/(pi*x^(3/2)))*cosh(x^(3/2))
> }}}
Interestingly, this works in vanilla Sage as well. Maybe there weren't
any hg functions to begin with there. I assume it was fixed with #16224 -
earlier it gave yet another (wrong) answer.
So I nominate to close this ticket.
--
Ticket URL: <http://trac.sagemath.org/ticket/9908#comment:13>
Sage <http://www.sagemath.org>
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