#19797: Build GSL in IEEE 754 compliant mode
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Reporter: jdemeyer | Owner:
Type: enhancement | Status: new
Priority: major | Milestone: sage-7.0
Component: packages: | Resolution:
standard | Merged in:
Keywords: | Reviewers:
Authors: Jeroen Demeyer | Work issues:
Report Upstream: N/A | Commit:
Branch: | 694feb2d71ebf521cf5f32dba69e0406d16e9f11
u/jdemeyer/ticket/19797 | Stopgaps:
Dependencies: #19796 |
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Comment (by vbraun):
And not of the form `1+abs(...)` and so on
Automatically expanding isn't good enough either in general:
{{{
sage: x = var('x', domain='real')
sage: ((exp(I*x)+exp(-I*x))^4).abs().expand()
e^(4*I*x) + 4*e^(2*I*x) + 4*e^(-2*I*x) + e^(-4*I*x) + 6
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/19797#comment:10>
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