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Added nonnegative assumption handler in atan. #9164

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merged 1 commit into from
Mar 17, 2015
Merged

Added nonnegative assumption handler in atan. #9164

merged 1 commit into from
Mar 17, 2015

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debugger22
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Fixes #9157.

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@smichr is this good?

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smichr commented Mar 17, 2015

+1

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Thanks!

debugger22 added a commit that referenced this pull request Mar 17, 2015
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Merge pull request #9164 from debugger22/atan-assumption
18b80d0 
Added nonnegative assumption handler in atan.
@debugger22 debugger22 merged commit 18b80d0 into sympy:master Mar 17, 2015
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Successfully merging this pull request may close these issues.

atan(n-1) is not known to be nonnegative for a positive integer n
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