12 lines
339 B
Text
12 lines
339 B
Text
exit
|
|
import logic
|
|
open tactic
|
|
|
|
theorem tst {A B : Prop} (H1 : A) (H2 : B) : A ∧ B ∧ A
|
|
:= by apply and.intro; state; assumption; apply and.intro; repeat assumption
|
|
check tst
|
|
|
|
theorem tst2 {A B : Prop} (H1 : A) (H2 : B) : A ∧ B ∧ A
|
|
:= by repeat ((apply @and.intro | assumption) ; trace "STEP"; state; trace "----------")
|
|
|
|
check tst2
|