Theorems · Theorem · combinatorics
Multiset.ssubset_singleton_iff
∀ {α : Type u_1} {s : Multiset α} {a : α}, s ⊂ {a} ↔ s = 0- Defined in
- Mathlib.Data.Multiset.ZeroCons
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 27 from the axioms · uses propext, Classical.choice, Quot.sound
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Cites4
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Multisetstatement and proof · cited by 2,627
- Multiset.mem_singletonproof · cited by 14
- Multiset.eq_zero_of_subset_zeroproof · cited by 3
- Multiset.singleton_subsetproof · cited by 1
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