| ⊦ okbytearray(r, addclass(class, fis, st)) ↔ okbytearray(r, st) |
⊦ okbytearray(r, st) ↔ okarray(r, byte_type, st)
⊦ okarray(r, byte_type, addclass(class, fis, st)) ↔ okbytearray(r, st)
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (addclass(class, fis, st), r)]]