Whether you’re looking for answers, would like to solve a problem, or just want to let us know how we did, you’ll find many ways to contact us right here.

Erdős Center
HUN-REN Alfréd Rényi Institute of Mathematics
Reáltanoda utca 14, H-1053, Budapest
Mail address: P.O.Box 127, H-1364 Budapest

Phone: +36-1-483-8373, +36-1-483-8372
Fax: +36-1-483-8333
E-mail: erdos.center@renyi.hun-ren.hu