Centre de mathématiques Laurent-Schwartz
The Centre de mathématiques Laurent-Schwartz (CMLS) is a joint research unit (UMR 7640) of France's Centre national de la recherche scientifique (CNRS) and the École Polytechnique. It is located on the site of École Polytechnique in Palaiseau.
Source: Wikipedia — Centre de mathématiques Laurent-Schwartz (CC BY-SA 4.0)