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Theorems · Theorem · field theory

Subfield.relfinrank_comap

∀ {E : Type v} [inst : Field E] {L : Type w} [inst_1 : Field L] (A : Subfield E) (f : L →+* E) (B : Subfield L),
  (Subfield.comap f A).relfinrank B = A.relfinrank (Subfield.map f B)
Defined in
Mathlib.FieldTheory.Relrank
Cited by
0 results in Mathlib
Foundations
Depth 92 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
FieldField
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DFunLike.coe · cited by 62936DFunLike.coeRingHom · cited by 10189RingHomField · cited by 7404FieldSubfield · cited by 303SubfieldCardinal.toNat · cited by 153Cardinal.toNatCardinal.toNat_lift · cited by 41Cardinal.toNat_liftSubfield.relrank · cited by 40Subfield.relrankSubfield.map · cited by 30Subfield.mapSubfield.comap · cited by 29Subfield.comapSubfield.relfinrank · cited by 23Subfield.relfinrankSubfield.lift_relrank_comap · cited by 4Subfield.lift_relrank_com…Subfield.relfinrank_comapCITED BYCITES

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