Mailing adress


Mathematical institute,
Utrecht University,
P.O. Box 80.010,
3508 TA Utrecht,
The Netherlands,


Visiting adress


Wiskunde Gebouw,
Office 802,
Universiteit Utrecht,
Budapestlaan 6,
Utrecht,
The Netherlands,


Mail, fax, telephone


e-mail: crainic@math.uu.nl,
fax: +31 30 2518394,
tel: +31 30 2531429,