valoda planorbids kulay Spindizzy instrumentalism eliminativist computationalism atomist Deniker Nicod dualism emergentism argued Determinism Umadda Baudrillard view Evolves Ruwet Gricean Descartes Dualism nescience physicalist Shabestari computer Lyotard epistemology rasa physicalism physicalists Frimer Stepelevich Pinker Leibniz supervenience internalism Externalism