Source-pinned research

Research proof index

Search theorem names, mathematical ideas, modules, topics, projects, and role-labelled researchers. Open a result for its complete indexed Lean declaration and source record.

This index contains 91 research declarations. Search 10,000 more complete Mathlib declarations.

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Project-declaredLean 4.32.0

Exists adic Valued mul sub le

IsDedekindDomain.HeightOneSpectrum.exists_adicValued_mul_sub_le

Plain-language statement

Given a, b ∈ A and v b ≤ v a we can find y in A such that y is close to a / b by the valuation v.

number theoryarithmetic geometryFermat's Last Theorem

Source project: Fermat's Last Theorem

Person-level attribution pending.

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Project-declaredLean 4.32.0

Exists forall adic Valued sub lt

IsDedekindDomain.HeightOneSpectrum.exists_forall_adicValued_sub_lt

Plain-language statement

An element of ∏_{v ∈ s} 𝒪_v, with s finite, can be approximated by an element of A.

number theoryarithmetic geometryFermat's Last Theorem

Source project: Fermat's Last Theorem

Person-level attribution pending.

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Project-declaredLean 4.32.0

Extension finite

IsDedekindDomain.HeightOneSpectrum.Extension.finite

Plain-language statement

There are only finitely many nonzero primes of B above a nonzero prime of A.

number theoryarithmetic geometryFermat's Last Theorem

Source project: Fermat's Last Theorem

Person-level attribution pending.

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