USSR Academy of Sciences

                                                     Uzbek SSR Academy of  Sciences

                                                      Siberian Branch of the USSR AS

                                                                     SYMPOSIUM

                    ALGORITHMS IN MODERN MATHEMATICS AND ITS APPLICATIONS

                                                     Urgench, September 16-22, 1979

Department of science of

Samarkand regiaonl party committee

Mr. Tchetveriakov

Dear Viktor Matveevich!

In the name of symposium participants let me thank you for your help in organizing a trip to
Samarkand. Your firm support allowed us to conduct successfully the visit that produced a profound
impression on the participants.

Sincerely yours,

Vice-chairman of the organizing committee

Corresponding member of the USSR AS

                                                                                                            A.P.Ershov

October 2. 1979

Novosibirsk 630090

USSR SBAS

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