lean2/tests/lean/simp7.lean

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variables a b c d e f : Bool
rewrite_set simple
add_rewrite and_assoc and_comm and_left_comm : simple
(*
local t = parse_lean("(f ∧ e) ∧ (d ∧ c) ∧ (b ∧ a)")
local t2 = simplify(t, "simple")
print(t)
print("====>")
print(t2)
*)