Theorems · Theorem · ring theory
NonUnitalSubsemiring.comap_equiv_eq_map_symm
∀ {R : Type u} {S : Type v} [inst : NonUnitalNonAssocSemiring R] [inst_1 : NonUnitalNonAssocSemiring S] (f : R ≃+* S)
(K : NonUnitalSubsemiring S), NonUnitalSubsemiring.comap (↑f) K = NonUnitalSubsemiring.map f.symm K- Cited by
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- Foundations
- Depth 19 from the axioms · uses propext, Quot.sound
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Cites9
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- RingEquivstatement and proof · cited by 1,147
- NonUnitalNonAssocSemiringstatement and proof · cited by 1,081
- RingEquiv.symmstatement and proof · cited by 567
- NonUnitalSubsemiringstatement and proof · cited by 201
- NonUnitalRingHomstatement · cited by 157
- NonUnitalRingHomClass.toNonUnitalRingHomstatement · cited by 26
- NonUnitalSubsemiring.mapstatement · cited by 22
- NonUnitalSubsemiring.comapstatement · cited by 14
- NonUnitalSubsemiring.map_equiv_eq_comap_symmproof · cited by 1
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