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[Merged by Bors] - feat(measure_theory/integral/interval_integral): add an alternative definition #10380

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@urkud urkud commented Nov 18, 2021

Prove that ∫ x in a..b, f x ∂μ = sgn a b • ∫ x in Ι a b, f x ∂μ,
where sgn a b = if a ≤ b then 1 else -1.


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…efinition

Prove that `∫ x in a..b, f x ∂μ = sgn a b • ∫ x in Ι a b, f x ∂μ`,
where `sgn a b = if a ≤ b then 1 else -1`.
@urkud urkud added the awaiting-review The author would like community review of the PR label Nov 18, 2021
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LGTM

Could you also look over the module doc and replace the two occurrences of Ioc (min a b) (max a b).

bors d+

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bors bot commented Nov 22, 2021

✌️ urkud can now approve this pull request. To approve and merge a pull request, simply reply with bors r+. More detailed instructions are available here.

@github-actions github-actions bot added delegated The PR author may merge after reviewing final suggestions. and removed awaiting-review The author would like community review of the PR labels Nov 22, 2021
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urkud commented Nov 22, 2021

bors merge

@github-actions github-actions bot added the ready-to-merge All that is left is for bors to build and merge this PR. (Remember you need to say `bors r+`.) label Nov 22, 2021
bors bot pushed a commit that referenced this pull request Nov 22, 2021
…efinition (#10380)

Prove that `∫ x in a..b, f x ∂μ = sgn a b • ∫ x in Ι a b, f x ∂μ`,
where `sgn a b = if a ≤ b then 1 else -1`.
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bors bot commented Nov 22, 2021

Pull request successfully merged into master.

Build succeeded:

@bors bors bot changed the title feat(measure_theory/integral/interval_integral): add an alternative definition [Merged by Bors] - feat(measure_theory/integral/interval_integral): add an alternative definition Nov 22, 2021
@bors bors bot closed this Nov 22, 2021
@bors bors bot deleted the YK-interval-oc branch November 22, 2021 23:34
ericrbg pushed a commit that referenced this pull request Nov 24, 2021
…efinition (#10380)

Prove that `∫ x in a..b, f x ∂μ = sgn a b • ∫ x in Ι a b, f x ∂μ`,
where `sgn a b = if a ≤ b then 1 else -1`.
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3 participants