Projective duality is a very classical notion naturally arising in various areas of mathematics, such as algebraic and differential geometry, combinatorics, top

Projective geometry is not only a jewel of mathematics, but has also many applications in modern information and communication science. This book presents the f

A collection of survey articles by leading young researchers, showcasing the vitality of Russian mathematics.

Cubic hypersurfaces are described by almost the simplest possible polynomial equations, yet their behaviour is rich enough to demonstrate many of the central ch