14 lines
217 B
Text
14 lines
217 B
Text
VISIT info.lean
|
|
SYNC 9
|
|
import logic
|
|
-- print "hello"
|
|
theorem tst (a b : Prop) : a ∧ b → b ∧ a :=
|
|
begin
|
|
intro H,
|
|
apply and.intro,
|
|
apply (and.elim_right H),
|
|
apply (and.elim_left H),
|
|
end
|
|
WAIT
|
|
INFO 6
|
|
INFO 7
|