lean4-htt/old_tests/tests/lean/run/lambda_simp.lean
2018-04-10 12:56:55 -07:00

11 lines
162 B
Text

#print [simp] default
constant addz (a : nat) : 0 + a = a
attribute [simp] addz
open tactic
def ex : (λ a b : nat, 0 + a) = (λ a b, a) :=
by simp
#print ex