Working group Pole Proofs, programs and systems Inria project-team $\pi r^2$ (Inria) Thematic team Algebra and computation Manage talks Higher categories, polygraphs and homotopy Day, hour and place Friday at 2pm, room 1007 The calendar of events (iCal format). In order to add the event calendar to your favorite agenda, subscribe to the calendar by using this link. Contact(s) François Métayer