lean2/tests/lean/run/clears_tac.lean
2015-03-27 17:54:48 -07:00

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Text

import logic
example {a b c : Prop} : a → b → c → a ∧ b :=
begin
intros [Ha, Hb, Hc],
clears [Hc, c],
apply (and.intro Ha Hb),
end
example {a b c : Prop} : a → b → c → c ∧ b :=
begin
intros [Ha, Hb, Hc],
clears [Ha, a],
apply (and.intro Hc Hb),
end