CIRGET is an inter-university research centre based at the Université du Québec à Montréal. The Centre brings together mathematicians working in differential geometry, topology, geometric group theory and mathematical physics. CIRGET is a CRM's (Centre de recherches mathématiques) laboratory.

Every year CIRGET organizes several weekly research seminars and workshops. The centre also welcomes many research visitors.

The research interests of CIRGET's members include: