Theorems · Definition · ring theory

Subalgebra.toNonUnitalSubalgebra

{R : Type u} →
  {A : Type v} →
    [inst : CommSemiring R] → [inst_1 : Semiring A] → [inst_2 : Algebra R A] → Subalgebra R A → NonUnitalSubalgebra R A

Turn a Subalgebra into a NonUnitalSubalgebra by forgetting that it contains 1.

Defined in

Mathlib.Algebra.Algebra.Subalgebra.Basic

Cited by

11 results in Mathlib

Foundations

Depth 24 from the axioms · uses propext, Quot.sound

Assumes

CommSemiringSemiringAlgebra