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Theorems · Theorem

List.getElem_map_rev

∀ {α : Type u} {β : Type v} (f : α → β) {l : List α} {n : ℕ} {h : n < l.length}, f l[n] = (List.map f l)[n]

A version of getElem_map that can be used for rewriting.

Defined in
Mathlib.Data.List.Basic
Cited by
2 results in Mathlib
Foundations
Depth 45 from the axioms · uses propext
Mathlib docsSourceLoogleLeanSearch

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Composition.length_sigmaCompositionAux · cited by 3Composition.length_sigmaC…Ideal.exists_ltSeries_of_hasGoingDown · cited by 1Ideal.exists_ltSeries_of_…List.getElem_map_revCITED BYCITES

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Nothing in Mathlib beyond the foundations.

Cited by2

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