The Lycee Condorcet is named for the innovator in probability theory and the
Lycee Arago for the 19th-century physicist.
The Cafe Procope, #13 rue de l'ancienne Comedie, opened in 1670. D'Alembert
used to hang out there with the lesser mathematicians of the _Encyclopedie_
project (like Diderot). Legendre came later.
Lots more in good Parisian guidebooks -- even the Michelin; but this is from
Hillairet, _Connaissance du Vieux Paris_.
-Bill Everdell, Brooklyn