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Theorems · Theorem · commutative algebra

Ideal.IsIntegralClosure.comap_le_comap

Deprecated since 2026-05-08Use Ideal.IsIntegral.comap_lt_comap instead.

∀ {R : Type u_1} [inst : CommRing R] {A : Type u_3} [inst_1 : CommRing A] [inst_2 : Algebra R A]
  [Algebra.IsIntegral R A] {I J : Ideal A} [I.IsPrime],
  I < J → Ideal.comap (algebraMap R A) I < Ideal.comap (algebraMap R A) J

Alias of Ideal.IsIntegral.comap_lt_comap.

Defined in
Mathlib.RingTheory.Ideal.GoingUp
Cited by
0 results in Mathlib
Foundations
Depth 122 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommRingCommRingAlgebraAlgebra.IsIntegralIdeal.IsPrime

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