Mathlib v3 is deprecated. Go to Mathlib v4

Theorem finset.nonempty_iff_eq_singleton_default

Modification history

2022-08-10 05:50
src/data/finset/basic.lean
refactor(data/fintype/basic): drop 2 noncomputable instances (#15943) …
Added finset.nonempty_iff_eq_singleton_defaultView on Github →