[Numpy-tickets] [NumPy] #974: FAIL: test_umath.TestComplexFunctions.test_against_cmath
NumPy
numpy-tickets@scipy....
Sat Dec 20 07:41:42 CST 2008
#974: FAIL: test_umath.TestComplexFunctions.test_against_cmath
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Reporter: nils | Owner: somebody
Type: defect | Status: new
Priority: normal | Milestone: 1.3.0
Component: numpy.core | Version: none
Severity: normal | Resolution:
Keywords: |
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Comment (by pv):
It's a branch cut issue. The behavior of our complex functions is
undefined on the branch cuts (varies across platforms), whereas cmath (as
of Python 2.6) follows the C99 specification.
So, the tests are wrong. Comparison on points on branch cuts removed in
r6175 -> fixed.
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Ticket URL: <http://scipy.org/scipy/numpy/ticket/974#comment:1>
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