let s be State of SCMPDS; :: according to AMI_1:def 13 :: thesis: for i being Instruction of SCMPDS
for l being Element of NAT holds (Exec (i,s)) . l = s . l
let i be Instruction of SCMPDS; :: thesis: for l being Element of NAT holds (Exec (i,s)) . l = s . l
let l be Element of NAT ; :: thesis: (Exec (i,s)) . l = s . l
thus (Exec (i,s)) . l = s . l by Th96; :: thesis: verum