L.E.J. Brouwer's Intuitionism: A Revolution in Two Installments
| Professor Dirk van Dalen, Visitor from University of Utrecht, June 26, 1998 |
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Intuitionism - The Philosophy of L.E.J. Brouwer
| Dirk Schlimm, Carnegie Mellon University, April 21, 1998 |
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Sociology of Proof
| Professor Donald MacKenzie, Visitor from the University of Edinburgh, November 3, 1997 | |