This book provides a systematic survey of classical and recent results on hyperbolic cross approximation. Motivated by numerous applications, the last two decad

Self-contained presentation of multivariate approximation from classical linear approximation to contemporary nonlinear approximation.

The mutual influence between mathematics and science and technology is becoming more and more widespread with profound connections among them being discovered.

This volume of LNCSE is a collection of the papers from the proceedings of the third workshop on sparse grids and applications. Sparse grids are a popular appro

This book features original research and survey articles on the topics of function spaces and inequalities. It focuses on (variable/grand/small) Lebesgue spaces