take i = (DataLoc (0,0)) := 0; :: thesis: ( i is No-StopCode & i is shiftable & i is parahalting )
InsCode i = 2 by SCMPDS_2:14;
then i <> halt SCMPDS ;
hence i is No-StopCode ; :: thesis: ( i is shiftable & i is parahalting )
thus ( i is shiftable & i is parahalting ) by Lm2; :: thesis: verum