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[Merged by Bors] - feat(analysis/special_functions/pow): Equivalent conditions for zero powers #9897

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[Merged by Bors] - feat(analysis/special_functions/pow): Equivalent conditions for zero powers #9897

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@Smaug123 Smaug123 commented Oct 23, 2021 •
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Lemmas for 0^x in the reals and complex numbers.

I'm sure this can be golfed, but I'm afraid this is the best I've been able to do.

These were pulled out of the Bertrand PR, #8002.

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@Smaug123 Smaug123 added the awaiting-review The author would like community review of the PR label Oct 23, 2021
jcommelin
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Could you please rename these to zero_{c,r}pow_eq_iff and also provide eq_zero_{c,r}_pow_iff with the shape a = 0 ^ x?

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@jcommelin jcommelin added awaiting-author A reviewer has asked the author a question or requested changes and removed awaiting-review The author would like community review of the PR labels Oct 23, 2021
@Smaug123 Smaug123 added awaiting-CI The author would like to see what CI has to say before doing more work. awaiting-review The author would like community review of the PR and removed awaiting-author A reviewer has asked the author a question or requested changes awaiting-CI The author would like to see what CI has to say before doing more work. labels Oct 23, 2021
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Thanks 🎉

bors merge

@github-actions github-actions bot added ready-to-merge All that is left is for bors to build and merge this PR. (Remember you need to say `bors r+`.) and removed awaiting-review The author would like community review of the PR labels Oct 25, 2021
bors bot pushed a commit that referenced this pull request Oct 25, 2021
@Smaug123
feat(analysis/special_functions/pow): Equivalent conditions for zero …
1d5767e 
…powers (#9897)

Lemmas for 0^x in the reals and complex numbers.
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Build failed (retrying...):

bors bot pushed a commit that referenced this pull request Oct 25, 2021
@Smaug123
feat(analysis/special_functions/pow): Equivalent conditions for zero …
8eb1c02 
…powers (#9897)

Lemmas for 0^x in the reals and complex numbers.
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bors bot commented Oct 25, 2021

Pull request successfully merged into master.

Build succeeded:

@bors bors bot changed the title feat(analysis/special_functions/pow): Equivalent conditions for zero powers [Merged by Bors] - feat(analysis/special_functions/pow): Equivalent conditions for zero powers Oct 25, 2021
@bors bors bot closed this Oct 25, 2021
@bors bors bot deleted the pow-iff-zero branch October 25, 2021 20:31
@eric-wieser eric-wieser added the hacktoberfest-accepted Without this label hacktoberfest is scared off by bors label Oct 26, 2021
ericrbg pushed a commit that referenced this pull request Nov 9, 2021
@Smaug123 @ericrbg
feat(analysis/special_functions/pow): Equivalent conditions for zero …
80b40a7 
…powers (#9897)

Lemmas for 0^x in the reals and complex numbers.
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