12 lines
231 B
Text
12 lines
231 B
Text
import logic
|
|
using tactic (renaming id->id_tac)
|
|
|
|
definition id {A : Type} (a : A) := a
|
|
|
|
definition simple {A : Prop} : tactic
|
|
:= unfold @id.{1}; assumption
|
|
|
|
theorem tst {A B : Prop} (H1 : A) (H2 : B) : id A
|
|
:= by simple
|
|
|
|
check tst
|