Level:
Lib
Thy
Top
:
1
Hypotheses:
St :
Fin(St)
Conclusion:
eq:St
St
.
x,y:St.
(eq x y)
x = y
Applied Tactic:
D 2
Generated subgoals:
1
.
eq:St
St
.
x,y:St.
(eq x y)
x = y