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Theorems · Theorem · group theory

IsAddCommutative.of_setLike_add_comm

∀ {S : Type u_3} {M : Type u_4} [inst : SetLike S M] [inst_1 : Add M] [inst_2 : AddMemClass S M] {s : S},
  (∀ a ∈ s, ∀ b ∈ s, a + b = b + a) → IsAddCommutative ↥s

Alias of the reverse direction of isAddCommutative_iff_of_setLike.

Defined in
Mathlib.Algebra.Group.Subsemigroup.Defs
Cited by
7 results in Mathlib
Foundations
Depth 18 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
SetLikeAddAddMemClass

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