Finsupp.subtypeDomain_eq_zero_iff

∀ {α : Type u_1} {M : Type u_5} [inst : Zero M] {p : α → Prop} {f : α →₀ M},
  (∀ x ∈ f.support, p x) → (Finsupp.subtypeDomain p f = 0 ↔ f = 0)

Defined in: Mathlib.Data.Finsupp.Basic
Cited by: 0 results in Mathlib
Foundations: Depth 65 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: Zero

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