let s be All-State of U3(n)Turing; :: thesis: for p, h, t being set st s = [p,h,t] & p <> 3 holds
Following s = [((TRAN s) `1_3),((Head s) + (offset (TRAN s))),(Tape-Chg ((s `3_3),(Head s),((TRAN s) `2_3)))]

let p, h, t be set ; :: thesis: ( s = [p,h,t] & p <> 3 implies Following s = [((TRAN s) `1_3),((Head s) + (offset (TRAN s))),(Tape-Chg ((s `3_3),(Head s),((TRAN s) `2_3)))] )
assume A1: ( s = [p,h,t] & p <> 3 ) ; :: thesis: Following s = [((TRAN s) `1_3),((Head s) + (offset (TRAN s))),(Tape-Chg ((s `3_3),(Head s),((TRAN s) `2_3)))]
3 = the AcceptS of U3(n)Turing by Def21;
hence Following s = [((TRAN s) `1_3),((Head s) + (offset (TRAN s))),(Tape-Chg ((s `3_3),(Head s),((TRAN s) `2_3)))] by A1, Th25; :: thesis: verum