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[Merged by Bors] - feat: when the indicator is independent from a random variable#39749

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[Merged by Bors] - feat: when the indicator is independent from a random variable#39749
EtienneC30 wants to merge 1 commit into
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EtienneC30:indep_ind

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If A is an event from a sigma-algebra m that is independent from a random variable X, then the indicator of A is independent from X.


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@EtienneC30 EtienneC30 added t-measure-probability Measure theory / Probability theory brownian Part of the ongoing formalization of the Brownian motion and stochastic integrals labels May 23, 2026
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PR summary b632cf9b44

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

+ Indep.indicator_const_indepFun
+ Indep.indicator_indepFun

You can run this locally as follows
## from your `mathlib4` directory:
git clone https://github.com/leanprover-community/mathlib-ci.git ../mathlib-ci

## summary with just the declaration names:
../mathlib-ci/scripts/pr_summary/declarations_diff.sh <optional_commit>

## more verbose report:
../mathlib-ci/scripts/pr_summary/declarations_diff.sh long <optional_commit>

The doc-module for scripts/pr_summary/declarations_diff.sh in the mathlib-ci repository contains some details about this script.


No changes to strong technical debt.
No changes to weak technical debt.

@RemyDegenne RemyDegenne left a comment

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Thanks!
bors r+

@mathlib-triage mathlib-triage Bot added the ready-to-merge This PR has been sent to bors. label May 27, 2026
mathlib-bors Bot pushed a commit that referenced this pull request May 27, 2026
If `A` is an event from a sigma-algebra `m` that is independent from a random variable `X`, then the indicator of  `A` is independent from `X`.
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mathlib-bors Bot commented May 27, 2026

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Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors Bot changed the title feat: when the indicator is independent from a random variable [Merged by Bors] - feat: when the indicator is independent from a random variable May 27, 2026
@mathlib-bors mathlib-bors Bot closed this May 27, 2026
grunweg pushed a commit to grunweg/mathlib4 that referenced this pull request May 30, 2026
…rover-community#39749)

If `A` is an event from a sigma-algebra `m` that is independent from a random variable `X`, then the indicator of  `A` is independent from `X`.
b-mehta pushed a commit to b-mehta/mathlib4 that referenced this pull request Jun 2, 2026
…rover-community#39749)

If `A` is an event from a sigma-algebra `m` that is independent from a random variable `X`, then the indicator of  `A` is independent from `X`.
Bergschaf pushed a commit to Bergschaf/mathlib4 that referenced this pull request Jun 3, 2026
…rover-community#39749)

If `A` is an event from a sigma-algebra `m` that is independent from a random variable `X`, then the indicator of  `A` is independent from `X`.
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brownian Part of the ongoing formalization of the Brownian motion and stochastic integrals ready-to-merge This PR has been sent to bors. t-measure-probability Measure theory / Probability theory

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2 participants