Affiliation

Laboratory of Evolution Equations
Department of Differential Equations
Sobolev Institute of Mathematics SB RAS
(Siberian Branch of the Russian Academy for Science)
4 Acad. Koptyug prosp.
Novosibirsk 630090 Russia
Tel.: 007-3832-331907
Fax: 007-3832-332598
E-mail: fokin@math.nsc.ru