Finset.diag_eq_filter

∀ {α : Type u_1} {s : Finset α} [inst : DecidableEq α], s.diag = {a ∈ s ×ˢ s | a.1 = a.2}

Defined in: Mathlib.Data.Finset.Prod
Cited by: 0 results in Mathlib
Foundations: Depth 66 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: DecidableEq

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