The Computer Science department/lab is situated in the Alan Turing building (building 24 on the map below).
Here is a map of the campus.
Entrance to the campus, by foot from the suburban train station, is done via Number 12 of the above map.
The suburban train station is Lozere, on the B4 branch of the RER B line (South) that allows the commute to central Paris (map below).
From central Paris, you need to get on a train towards St Remy-les-Chevreuse. Train times and journey simulations can be found on the RATP website.
From Lozere station, walk up the Sentier de l'Ecole Polytechnique below, turning left at the first fork (Line 1 below, Number 12 on the campus map above) and passing the entrance gate.
The car entrance to the campus of Ecole Polytechnique is on the Route de Saclay at Palaiseau.
It is number 6 of the campus map above and the blue mark on the road map below.
(Once inside the campus, drive round the campus ring road to the car park in front of the laboratories building -Number 9 on the campus map).
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