Institution: | (1) Department of Mathematics, Institute of Mathematics and Mechanics, Ural Division, Russian Acad. Sci., Chernova st., 3a, Syktyvkar, 167982, Russia gromov@dm.komisc.ru;(2) Department of Mathematics, Institute of Mathematics and Mechanics, Ural Division, Russian Acad. Sci., Chernova st., 3a, Syktyvkar, 167982, Russia |