#8983: erf(0) should return 0
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Reporter: rossk | Owner: RossK
Type: enhancement | Status: needs_review
Priority: minor | Milestone: sage-5.0
Component: symbolics | Keywords: erf, beginner
Work_issues: | Upstream: N/A
Reviewer: | Author: Benjamin Jones
Merged: | Dependencies:
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Comment(by benjaminfjones):
That's a good point, this patch addresses the issue by returning the input
`x` instead of 0 when a python 0 would have been returned in the previous
patch.
{{{
sage: erf(0)
0
sage: type(erf(0))
<type 'sage.rings.integer.Integer'>
sage: parent(erf(0))
Integer Ring
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/8983#comment:12>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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