Theorems · Definition · group theory
QuotientGroup.rangeKerLift
{G : Type u} → [inst : Group G] → {H : Type v} → [inst_1 : Group H] → (φ : G →* H) → G ⧸ φ.ker →* ↥φ.rangeThe induced map from the quotient by the kernel to the range.
- Defined in
- Mathlib.GroupTheory.QuotientGroup.Basic
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 79 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites8
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Groupstatement and proof · cited by 6,238
- MonoidHomstatement and proof · cited by 3,629
- Subgroupstatement · cited by 3,593
- HasQuotient.Quotientstatement · cited by 2,301
- MonoidHom.rangestatement · cited by 314
- MonoidHom.kerstatement and proof · cited by 212
- MonoidHom.rangeRestrictproof · cited by 17
- QuotientGroup.liftproof · cited by 8
Cited by3
Results whose statement or proof uses this declaration.
- QuotientGroup.quotientKerEquivRangeproof · cited by 7
- QuotientGroup.rangeKerLift_surjectivestatement and proof · cited by 0
- QuotientGroup.rangeKerLift_injectivestatement · cited by 0