Along with Rudolf Carnap, Hans Reichenbach, and Carl Hempel, he is sometimes seen as one of the major figures of the logical positivist movement.
In the U.S, the concept of logical syntax helped the development of natural language processing and compiler design (the Parrot virtual machine and LLVM).
Rudolf Nureyev | Rudolf Steiner | Rudolf Virchow | Rudolf Hess | Rudolf II, Holy Roman Emperor | Rudolf Kempe | Rudolf Hilferding | Rudolf | Rudolf Schwarz | Rudolf Haag | Rudolf, Crown Prince of Austria | Rudolf Schwarz (conductor) | Rudolf Platte | Rudolf Nebel | Rudolf Carnap | Rudolf Thurneysen | Rudolf Stingel | Rudolf Serkin | Rudolf II | Rudolf Bultmann | Rudolf Baumgartner | Rudolf von Jhering | Rudolf Scharping | Rudolf Otto | Rudolf (musical) | Rudolf Kreitlein | Rudolf III, Duke of Saxe-Wittenberg | Rudolf Hruska | Rudolf Flesch | Rudolf Erich Raspe |
Other members of the Circle (including Schlick, Rudolf Carnap, and Herbert Feigl) also spoke with Wittgenstein, but not to Waismann's extent.
She has argued that strict-ordering Foundationalism, in the vein of Rudolf Carnap, is untenable, supporting Quine's argument from Two Dogmas of Empiricism.
Hintikka's work can be seen as a continuation of the analytic tendency in philosophy founded by Franz Brentano and Peirce, advanced by Gottlob Frege and Bertrand Russell, and continued by Rudolf Carnap, Willard Van Orman Quine, and by Hintikka's teacher Georg Henrik von Wright.
Helmer moved to the United States in 1937, first working as a research assistant to Rudolf Carnap at the University of Chicago, then as a teacher of mathematics.