American Mathematical Society TranslationsSeries 2 1993; 223 pp; hardcover Volume: 155 ISBN10: 0821875051 ISBN13: 9780821875056 List Price: US$126 Member Price: US$100.80 Order Code: TRANS2/155
 This is the inaugural volume of a new book series published under the auspices of the St. Petersburg Mathematical Society. The book contains contributions by some of the leading mathematicians in St. Petersburg. Ranging over a wide array of topics, these papers testify to the diverse interests and productive mathematical life of the St. Petersburg Mathematical Society. Readership Research mathematicians. Table of Contents  A. I. Barvinok and A. M. Vershik  Polynomialtime computable approximation of families of semialgebraic sets and combinatorial complexity
 Yu. N. Bibikov  Construction of invariant tori of systems of differential equations with a small parameter
 I. Baesler and I. K. Daugavet  Approximation of nonlinear operators by Volterra polynomials
 N. A. Vavilov  Subgroups of Chevalley groups containing a maximal torus
 V. Maz'ya and A. Solov'ev  On the boundary integral equation of the Neumann problem in a domain with a peak
 A. V. Megretskiĭ and V. A. Yakubovich  Singular stationary nonhomogeneous linearquadratic optimal control
 S. A. Nazarov and B. A. Plamenevskiĭ  The Neumann problem for selfadjoint elliptic systems in a domain with piecewisesmooth boundary
 S. Yu. Pilyugin  Limit sets of domains in flows
