for P being Instruction-Sequence of SCM+FSA
for s being State of SCM+FSA
for I, J being MacroInstruction of SCM+FSA
for a being read-write Int-Location st Directed I is_pseudo-closed_on s,P & Directed J is_pseudo-closed_on s,P holds
if=0 (a,I,J) is_halting_on s,P