Third Siberian School

On the III Siberian School "Algebra and Analysis", Irkutsk, August 30-September 4, 1989 by Yu. G. Reshetnyak and L. A. Bokut Quasiderivations in diagonal matrix algebras by A. Z. Ananin $L^2$ Atiyah-Bott-Lefschetz theorem by A. Efremov Topological structure of $k$-saddle surfaces by V. V. Glazyrin On uniqueness of reconstruction of the form of convex and visible bodies from their projections by V. P. Golubyatnikov On subalgebras of maximal rank of semisimple Lie algebras by P. Ya. Grushko and L. A. Osipenko Algebraic principles of building mathematical structures by V. K. Ionin On the absence of Sullivan's cusp finiteness theorem in higher dimensions by M. Kapovich The variety of all rings has Higman's property by G. Kukin Boolean-valued introduction to the theory of vector lattices by A. G. Kusraev and S. S. Kutateladze The Whitehead groups of algebraic groups and applications to some problems of algebraic group theory by A. P. Monastyrnyi and V. I. Yanchevskii Diffeomorphicity criteria for simply connected manifolds by N. Yu. Netsvetaev On the $K$-theory of generalized fibre bundles and some of their twisted forms by I. A. Panin On mappings preserving convexity by A. V. Shaidenko-Kunzi Affine crystallographic groups by G. A. Soifer Integrals with respect to vector-valued measures: Theoretical problems and applications by A. V. Uglanov Generalized derivations of algebras by E. B. Vinberg.