lean2/tests/lean/tactic12.lean

14 lines
252 B
Text
Raw Normal View History

(* import("tactic.lua") *)
theorem T (a b : Bool) : ((fun x, x /\ b) a) => ((fun x, x) a).
beta.
apply Discharge.
conj_hyp.
exact.
done.
variables p q : Bool.
theorem T2 : p /\ q => q.
apply Discharge.
conj_hyp.
exact.
done.