Open kai-e opened 1 year ago
I'm not entirely sure this is super-useful, but anyway, we can do a tiny bit better
powerset_finite3: JUDGEMENT
powerset(B) HAS_TYPE non_empty_finite_set[finite_set[T]]
The proof (after having the previous one) is just the default ("" (judgement-tcc))
.
The prelude has
when it could be stronger.
with the proof
Maybe keep both.