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Theorems · Definition · combinatorics

Finset.powerset

{α : Type u_1} → Finset α → Finset (Finset α)

When s is a finset, s.powerset is the finset of all subsets of s (seen as finsets).

Defined in
Mathlib.Data.Finset.Powerset
Cited by
93 results in Mathlib
Foundations
Depth 63 from the axioms, rests on 1,059 definitions · uses propext, Classical.choice, Quot.sound

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