consider w being State of SCM ;
set t = w +* ((dl. 0 ),(dl. 1) --> 7,3);
A19: InsCode (Divide a,b) = 5 by RECDEF_2:def 1
.= InsCode (Divide (dl. 0 ),(dl. 1)) by RECDEF_2:def 1 ;
A20: dom ((dl. 0 ),(dl. 1) --> 7,3) = {(dl. 0 ),(dl. 1)} by FUNCT_4:65;
then dl. 0 in dom ((dl. 0 ),(dl. 1) --> 7,3) by TARSKI:def 2;
then A21: (w +* ((dl. 0 ),(dl. 1) --> 7,3)) . (dl. 0 ) = ((dl. 0 ),(dl. 1) --> 7,3) . (dl. 0 ) by FUNCT_4:14
.= 7 by AMI_3:52, FUNCT_4:66 ;
A22: 7 = (2 * 3) + 1 ;
A23: dl. 0 <> IC SCM by AMI_3:57;
dl. 1 in dom ((dl. 0 ),(dl. 1) --> 7,3) by A20, TARSKI:def 2;
then (w +* ((dl. 0 ),(dl. 1) --> 7,3)) . (dl. 1) = ((dl. 0 ),(dl. 1) --> 7,3) . (dl. 1) by FUNCT_4:14
.= 3 by FUNCT_4:66 ;
then (Exec (Divide (dl. 0 ),(dl. 1)),(w +* ((dl. 0 ),(dl. 1) --> 7,3))) . (dl. 0 ) = 7 div 3 by A21, Lm6, AMI_3:12
.= 2 by A22, NAT_D:def 1 ;
hence for b₁ being InsType of SCM st b₁ = InsCode (Divide a,b) holds
not b₁ is jump-only by A19, A23, A21, AMISTD_1:def 3; :: thesis: verum