lean4-htt/tests/lean/let4.lean
2017-03-09 18:41:19 -08:00

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318 B
Text

--
constant f : num → num → num → num
#check
let a : num := 10,
b : num := 10,
c : num := 10
in f a b (f a 10 c)
#check
let a : num := 10,
b : num := let c : num := 10 in f a c (f a a (f 10 a c)),
d : num := 10,
e : num := f (f 10 10 d) (f d 10 10) a
in f a b (f e d 10)