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Research proof index

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Project-declaredLean 4.33.0-rc1

Cond Multi Dist of cast

condMultiDist_of_cast

Plain-language statement

Conditional multidistance is unchanged when both the random variables and their conditioning variables are reindexed along an equality m=mm'=m. As with ordinary multidistance, the value does not depend on the chosen equal presentation of the finite index type.

additive combinatoricsentropyprobability

Source project: Polynomial Freiman-Ruzsa project

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Multi Dist of cast

multiDist_of_cast

Plain-language statement

Multidistance is unchanged when a finite family of random variables is reindexed along an equality m=mm'=m. This says that the quantity depends on the family, not on the particular equal presentation of its finite index type.

additive combinatoricsentropyprobability

Source project: Polynomial Freiman-Ruzsa project

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Probability Theory i Indep Fun sum elim

ProbabilityTheory.iIndepFun.sum_elim

Plain-language statement

Two internally independent families remain jointly independent after they are combined over a disjoint union, provided the two family-valued random variables are independent of one another.

additive combinatoricsentropyprobability

Source project: Polynomial Freiman-Ruzsa project

Person-level attribution pending.

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