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Theorems · Theorem · group theory

FreeAddGroup.map_bijective

∀ {α : Type u} {β : Type v} {f : α → β}, Function.Bijective f → Function.Bijective ⇑(FreeAddGroup.map f)

If α and β are arbitrary types and there is a bijection between them, then the induced map on their additive free groups is also bijective.

Defined in
Mathlib.GroupTheory.FreeGroup.Basic
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Foundations
Depth 73 from the axioms · uses propext, Classical.choice, Quot.sound

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