Theorems · Theorem · field theory
Subfield.relfinrank_comap_comap_eq_relfinrank_of_le
∀ {E : Type v} [inst : Field E] {L : Type w} [inst_1 : Field L] (A B : Subfield E) (f : L →+* E),
B ≤ f.fieldRange → (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 93 from the axioms · uses propext, Classical.choice, Quot.sound
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Cites11
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- DFunLike.coeproof · cited by 62,936
- RingHomstatement and proof · cited by 10,189
- Fieldstatement and proof · cited by 7,404
- Subfieldstatement and proof · cited by 303
- Cardinal.toNatproof · cited by 153
- Cardinal.toNat_liftproof · cited by 41
- RingHom.fieldRangestatement and proof · cited by 40
- Subfield.relrankproof · cited by 40
- Subfield.comapstatement and proof · cited by 29
- Subfield.relfinrankstatement · cited by 23
- Subfield.lift_relrank_comap_comap_eq_lift_relrank_of_leproof · cited by 3
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