Reports
16/11/06 Categories en Physique, ENS, Paris: Exposition & discussion led by Marc Lachieze-Rey re. 'What is Categorical Relativity' by Zbigniew Oziewicz' and 'Categorical geometry and the mathematical foundations of quantum gravity' by Louis Crane (contd.) / discussion incl. Jean Benabou, René Guitart, Alexei Grinbaum