Institution: | 1. Institute for Logic, Language and Computation, University of Amsterdam, PO Box 94242, 1090 GE Amsterdam, The Netherlands;2. Department of Philosophy, Linguistics and Theory of Science, University of Gothenburg, Box 200, 405 30 Göteborg, Sweden;3. Institut für Diskrete Mathematik und Geometrie, TU Wien, Wiedner Hauptstraße 8–10, 1040 Wien, Austria |