Address:


Snail Mail: Renyi Institute
        Realtanoda utca 13-15, POB 127
        Budapest, H-1364 HUNGARY


and Chair of Combinatorial Geometry
        EPFL-SB-MATHGEOM-DCG, Station 8
        Budapest, CH-1015 Lausanne, SWITZERLAND


Phone: (36) 1483-8341, (41)(21) 693-0331


Fax:(36) 1483-8333, (41)(21) 693-5560


Email: mailto:pach@cims.nyu.edu