FastMath does not handle special case -0.0 for asin() and atan()
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Key: MATH-483
URL: https://issues.apache.org/jira/browse/MATH-483
Project: Commons Math
Issue Type: Bug
Affects Versions: 2.1, 3.0
Reporter: Sebb
Attachments: MATH-483.patch
The functions asin() and atan() are supposed to return the same sign 0 for zero
argument, but they currently return +0.0 for both.
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