9 lines
No EOL
190 B
Text
9 lines
No EOL
190 B
Text
import standard
|
|
using tactic (renaming id->id_tac)
|
|
|
|
definition id {A : Type} (a : A) := a
|
|
|
|
theorem tst {A B : Prop} (H1 : A) (H2 : B) : id A
|
|
:= by !(unfold @id; state); assumption
|
|
|
|
check tst |