INTERNATIONAL    SEMINAR                     "DAY on  DIFFRACTION'99"
  St.Petersburg,  Russia                            June 1 - 4,   1999
                        
ORGANIZERS:                      Faculty  of  Physics, St.Petersburg  Univ.
                         St.Petersburg Branch of Steklov Mathematical Inst.
                                    Euler International  Mathematical Inst.

COSPONSORED BY:                    Russian Foundation for Basis Researches
                                      IEEE ED/MTT/AP St.Petersburg Chapter
                                                    URSI Mode A sponsoring

ORGANIZING COMMITTEE:
       Prof. V.M.Babich (co-chairman)      Prof. V.S.Buldyrev  (co-chairman)
                                       Prof. E.V.Jull     Prof. A.P.Kiselev
               Dr.V.E.Grikurov (Secretary)    Dr. I.V.Andronov (Proceedings)
                                      Dr. M.A.Ljalinov      Dr.E.V.Novikiva
 
                   SUGGESTED   (but not limited by)  TOPICS

Asymptotic Methods    Mathematical Aspects of Wave Phenomena   Inverse Problems
Scattering and Diffraction  Boundary-Contact Problems  Waveguides and Resonators
Rays and Beams   Waves in Non-Uniform Media  Boundary Layers   Nonlinear Waves
            Propagation in Random Media      Numerical Approaches

Working language is English                           Registration fee   $120
Conference publications:
                    abstracts of all accepted talks (available at the Seminar)
                                  Proceedings of full papers (September, 1999)
   
To submit a paper please send (usage of e-mail is highly recommended!)
one page (A4, 10pt font size) abstract to:

       Prof V.M.Babich              or              Prof V.S.Buldyrev
Steklov Math. Inst., Fontanka 27             Inst. on Physics, SPb University
   St.Petersburg 191011 Russia                   Petrodvoretz 198904 Russia
       Fax: +7-812-310-5377                         Fax: +7-812-428-7240
        babich@pdmi.ras.ru                         buld@mph.phys.spbu.ru


                Paper's Submission Deadline:   March 15, 1999

         For more information please visit the Seminar's home-page
                    http://mph.phys.spbu.ru/dd99/dd99.html
                            and be free to contact
Ivan Andronov:iva@AA2628.spb.edu  or  Valery Grikurov:grikurov@mph.phys.spbu.ru