Mathlib Map

Theorems · Theorem · group theory

AddGroupExtension.rightHom_surjective

∀ {N : Type u_1} {E : Type u_2} {G : Type u_3} [inst : AddGroup N] [inst_1 : AddGroup E] [inst_2 : AddGroup G]
  (self : AddGroupExtension N E G), Function.Surjective ⇑self.rightHom

The projection map is surjective.

Defined in
Mathlib.GroupTheory.GroupExtension.Defs
Cited by
0 results in Mathlib
Foundations
Depth 11 from the axioms · uses no axioms
Assumes
AddGroupAddGroupAddGroup
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Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

AddGroupExtension.Equiv.ofAddMonoidHom · cited by 0Equiv.ofAddMonoidHomAddGroupExtension.quotientKerRightHomEquivRight · cited by 0AddGroupExtension.quotien…AddGroupExtension.quotientRangeInlEquivRight · cited by 0AddGroupExtension.quotien…AddGroupExtension.surjInvRightHom · cited by 0AddGroupExtension.surjInv…DFunLike.coe · cited by 62936DFunLike.coeAddGroup · cited by 4410AddGroupAddMonoidHom · cited by 3230AddMonoidHomAddGroupExtension · cited by 50AddGroupExtensionAddGroupExtension.rightHom · cited by 28AddGroupExtension.rightHomAddGroupExtension.rightHom_su…CITED BYCITES

Cites5

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Cited by4

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