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Theorems · Theorem · group theory

WithOne.lift_symm_apply

∀ {α : Type u} {β : Type v} [inst : Mul α] [inst_1 : MulOneClass β] (f : WithOne α →* β) (x : α),
  (WithOne.lift.symm f) x = f ↑x
Defined in
Mathlib.Algebra.Group.WithOne.Basic
Cited by
0 results in Mathlib
Foundations
Depth 15 from the axioms · uses propext, Quot.sound
Assumes
MulMulOneClass
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Around this declaration

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DFunLike.coe · cited by 62936DFunLike.coeEquiv · cited by 8337EquivEquiv.symm · cited by 3681Equiv.symmMonoidHom · cited by 3629MonoidHomMulOneClass · cited by 1018MulOneClassMulHom · cited by 299MulHomWithOne · cited by 49WithOneWithOne.coe · cited by 33WithOne.coeWithOne.lift · cited by 6WithOne.liftWithOne.lift_symm_applyCITED BYCITES

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