Philosophical Papers

actual answer appears argument Aristotelian Society assert assumption axiom of reducibility believe called causal colour concept of probability contradiction correct definition describe distinguished doubt elementary propositions ence English example exists experience expression fact feeling fiction follows formulated FRIEDRICH WAISMANN Gauss's law geometry give grammar hypothesis idea identity imagine kind laws of nature linguistic look Ludwig Wittgenstein mathematics matter mean mind Moritz Schlick motion non-Aristotelian logic object observation sentences Odysseus perhaps person philosophy phrase physics Polyphemus possible precisely predicative properties probability calculus problem question rational numbers reality refer refuted relation rule of inference Russell Russell's schema Schlick scope seems sense sort speak statement statistical structure such-and-such Suppose sure tautology theory theory of descriptions things thought tion true or false truth truth-functions turn understand utter verb verified Vienna Circle Waismann whole Wittgenstein words red