Informes
26/06/08 Calais International Category Theory Conference: Discussions incl. FW Lawvere & M Hyland / Marta Bunge: Stacks revisited: Instrinsic n-stack completions over a topos / Andrée Ehresmann: From Schwartz distributions to the theory of control and evolutive systems / Discussions incl. FW Lawvere / Pedro Resende: Quantales and toposes