:: deftheorem Def6 defines Circuit-like MSAFREE2:def 6 :
for S being non empty ManySortedSign holds
( S is Circuit-like iff for S9 being non empty non void ManySortedSign st S9 = S holds
for o1, o2 being OperSymbol of S9 st the_result_sort_of o1 = the_result_sort_of o2 holds
o1 = o2 );