Theorems · Theorem · field theory
Subfield.relfinrank_comap_comap_eq_relfinrank_of_surjective
∀ {E : Type v} [inst : Field E] {L : Type w} [inst_1 : Field L] (A B : Subfield E) (f : L →+* E),
Function.Surjective ⇑f → (Subfield.comap f A).relfinrank (Subfield.comap f B) = A.relfinrank B- Defined in
- Mathlib.FieldTheory.Relrank
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 94 from the axioms · uses propext, Classical.choice, Quot.sound
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- Subfield.relfinrankstatement · cited by 23
- Subfield.lift_relrank_comap_comap_eq_lift_relrank_of_surjectiveproof · cited by 2
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