lean2/tests/lean/interactive/proof_state_info.input

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VISIT proof_state_info.lean
SYNC 11
import logic
open tactic
theorem tst (a b c : Prop) : a → b → a ∧ b :=
begin
info,
intros (Ha, Hb),
info,
apply and.intro,
apply Ha,
apply Hb,
end
WAIT
INFO 7 2