Search the online Joseph F. Traub Collection Search Advanced Search Browse Online Materials Browse the Entire Collection Categories Carnegie Mellon University (1971-1979) Columbia University (1978-1996) Early Career (1944-1971) Miscellaneous (1950-2003) Professional Activities (1956-2003) Publications (1958-1999) Reference Materials Research (1959-1999) Publications in Carnegie Mellon Research Showcase