AddSubmonoid.mem_closure_finset

∀ {M : Type u_1} [inst : AddCommMonoid M] {x : M} {s : Finset M},
  x ∈ AddSubmonoid.closure ↑s ↔ ∃ f, Function.support f ⊆ ↑s ∧ ∑ a ∈ s, f a • a = x

Defined in: Mathlib.Algebra.Group.Submonoid.BigOperators
Cited by: 2 results in Mathlib
Foundations: Depth 69 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: AddCommMonoid

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