thus not InsCode (a :=len f) is jump-only ; :: according to AMISTD_1:def 4 :: thesis: a :=len f is sequential
let s be State of SCM+FSA; :: according to AMISTD_1:def 16 :: thesis: (Exec ((a :=len f),s)) . (IC SCM+FSA) = succ (IC s)
thus (Exec ((a :=len f),s)) . (IC SCM+FSA) = succ (IC s) by SCMFSA_2:100; :: thesis: verum