Ludwig Wittgenstein's surviving notebooks serve to show what problems were occupying him in connection with many of the paragraphs of the Tractatus which are found in them as a first draft. They serve as a testimony to the thought processes of the Austrian philosopher.

Ludwig Wittgenstein's surviving notebooks serve to show what problems were occupying him in connection with many of the paragraphs of the Tractatus which are found in them as a first draft. They serve as a testimony to the thought processes of the Austrian philosopher.