#1173: implement numerical evaluation of erf at complex arguments
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Reporter: was |
Owner: was
Type: enhancement |
Status: positive_review
Priority: major |
Milestone: sage-4.8
Component: calculus |
Keywords:
Work_issues: add erf(sqrt(2)) and erf(45000).n(), formatting, speed |
Upstream: N/A
Reviewer: Burcin Erocal, Benjamin Jones |
Author: D. S. McNeil
Merged: |
Dependencies: #11513
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Changes (by benjaminfjones):
* status: needs_work => positive_review
Old description:
> When implemented, this would work:
> {{{
> sage: a = sqrt(pi)*I*erf(2*I)/2
> sage: CC(a)
> ...
> }}}
New description:
When implemented, this would work:
{{{
sage: a = sqrt(pi)*I*erf(2*I)/2
sage: CC(a)
...
}}}
---------------------------------------
Release manager, apply to the Sage library:
1. patch
[http://trac.sagemath.org/sage_trac/attachment/ticket/11513/trac_11513-is_numerically_zero.patch
trac_11513-is_numerically_zero.patch] at #11513
2. patch
[http://trac.sagemath.org/sage_trac/attachment/ticket/1173/trac_1173_complex_erf_v3.patch
trac_1173_complex_erf_v3.patch] attached to this ticket.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/1173#comment:36>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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