Izvestiya: Mathematics is the English edition of the Russian bimonthly journal Izvestiya Rossiiskoi Akademii Nauk, Seriya Matematicheskaya, founded in 1937. Since the beginning of 1995 Izvestiya: Mathematics has been published in London jointly by the London Mathematical Society, Turpion Ltd, and the Russian Academy of Sciences. The journal publishes only original research papers containing full results in the author's field of study. This publication covers all fields of mathematics, but special attention is given to: Algebra, Mathematical Logic, Number Theory, Mathematical Analysis, Geometry, Topology, Function Theory, Differential Equations.