Tractatus LogicoPhilosophicus Author:Ludwig Wittgenstein, Wittgensteinm Ludwig, C. K. Ogden In this 1921 opus, Wittgenstein defined the object of philosophy as the logical clarification of thoughts and proposed the solution to most philosophic problems by means of a critical method of linguistic analysis. Beginning with the principles of symbolism, the author applies his theories to traditional philosophy, examines the logical structur... more »e of propositions and the nature of logical inference, and much more. Definitive translation. Introduction by Bertrand Russell.« less