Mathlib Map

Theorems · Theorem · group theory

neg_mem_iff

∀ {S : Type u_3} {G : Type u_4} [inst : InvolutiveNeg G] {x : SetLike S G} [NegMemClass S G] {H : S} {x_1 : G},
  -x_1 ∈ H ↔ x_1 ∈ H
Defined in
Mathlib.Algebra.Group.Subgroup.Defs
Cited by
42 results in Mathlib
Foundations
Depth 6 from the axioms · uses no axioms
Assumes
InvolutiveNegNegMemClass

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites5

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by42

Results whose statement or proof uses this declaration.