8000 ENH: correct identity for logaddexp2 ufunc: -inf by eriknw · Pull Request #16102 · numpy/numpy · GitHub
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ENH: correct identity for logaddexp2 ufunc: -inf #16102

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Merged
merged 4 commits into from
May 13, 2020
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ENH: correct identity for logaddexp2 ufunc: -inf #16102

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792480b
ENH: correct identity for logaddexp2 ufunc: -inf
eriknw Apr 28, 2020
3a72658
ENH: test that -inf is identity of logaddexp2
eriknw Apr 29, 2020
c9f0adc
ENH: add release note for `logaddexp2.identity` change
eriknw May 13, 2020
21ad7ca
Update doc/release/upcoming_changes/16102.improvement.rst
eriknw May 13, 2020
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Update doc/release/upcoming_changes/16102.improvement.rst 
ENH: use valid link in update note

Co-authored-by: Sebastian Berg <sebastian@sipsolutions.net>
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@eriknw @seberg
eriknw and seberg authored May 13, 2020
commit 21ad7ca4ca4e7562527eb706e7591d6c472f5fdd
4 changes: 2 additions & 2 deletions doc/release/upcoming_changes/16102.improvement.rst
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``np.logaddexp2.identity`` changed to ``-inf``
----------------------------------------------
The ufunc `logaddexp2` now has an identity of ``-inf``, allowing it to
be called on empty sequences. This matches the identity of `logaddexp`.
The ufunc `~numpy.logaddexp2` now has an identity of ``-inf``, allowing it to
be called on empty sequences. This matches the identity of `~numpy.logaddexp`.
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