lean2/tests/lean/run/tactic30.lean
Leonardo de Moura e51c4ad2e9 feat(frontends/lean): rename 'using' command to 'open'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-09-03 16:00:38 -07:00

14 lines
277 B
Text

import logic
open tactic
section
set_option pp.universes true
set_option pp.implicit true
parameter {A : Type}
parameters {a b : A}
parameter H : a = b
theorem test : a = b ∧ a = a
:= including H, by apply and_intro; assumption; apply refl
end
check @test