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Theorems · Definition · group theory

SemidirectProduct.equivProd

{N : Type u_1} → {G : Type u_2} → [inst : Group N] → [inst_1 : Group G] → {φ : G →* MulAut N} → N ⋊[φ] G ≃ N × G

The bijection between the semidirect product and the product.

Defined in
Mathlib.GroupTheory.SemidirectProduct
Cited by
4 results in Mathlib
Foundations
Depth 26 from the axioms · uses Quot.sound
Assumes
GroupGroup

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