let s be State of SCMPDS; :: thesis: for I being halt-free parahalting shiftable Program of SCMPDS
for a being Int_position
for k1 being Integer holds IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2
let I be halt-free parahalting shiftable Program of SCMPDS; :: thesis: for a being Int_position
for k1 being Integer holds IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2
let a be Int_position ; :: thesis: for k1 being Integer holds IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2
let k1 be Integer; :: thesis: IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2
set IF = if<>0 (a,k1,I);
A1: ( I is_closed_on s & I is_halting_on s ) by Th34, Th35;

per cases ( s . (DataLoc ((s . a),k1)) <> 0 or s . (DataLoc ((s . a),k1)) = 0 ) ;

suppose s . (DataLoc ((s . a),k1)) <> 0 ; :: thesis: IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2

then IExec ((if<>0 (a,k1,I)),s) = (IExec (I,s)) +* (Start-At (((card I) + 2),SCMPDS)) by A1, Th74;
hence IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2 by FUNCT_4:121; :: thesis: verum

end;

suppose s . (DataLoc ((s . a),k1)) = 0 ; :: thesis: IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2

then IExec ((if<>0 (a,k1,I)),s) = s +* (Start-At (((card I) + 2),SCMPDS)) by Th75;
hence IC (IExec ((if<>0 (a,k1,I)),s)) = (card I) + 2 by FUNCT_4:121; :: thesis: verum

end;

end;