None
Conclusion:
E,T,L:
.
Ach,Tor:Signature(E;T;L).
u,w:T.
Run(E;T;L;Ach)
Run(E;T;L;Tor)
Ach
Tor
IVP(Ach)
Ach.d w = Tor.d w
t0
u
u < w
(w
Ach.t1
w
Tor.t1)
(Ach.d u) < (Tor.d u)
Def u
Def w
(
v:T. u < v
v < w
Def v)
1. (Tor.d u) < (Ach.d w) 2. Def (Tor.d u) 3.
v:T. u < v
v < w
Def v