FUNC-1 (Philosophy of mind): Mental state terms need not be meaning-equivalent to physical descriptions; functionalists aim to preserve mental vocabulary without treating it as irreducibly non-physical. E-044
FUNC-2 (Method): Reduction strategies often trade off meaning preservation versus theoretical/ontological simplicity. E-045
FUNC-3 (Epistemology): Qualitative/phenomenal aspects pose special epistemological problems for functionalist reductions. E-046