By definition, an indefinite inner product space is a real or complex vector space together with a symmetric (in the complex case: hermi tian) bilinear form pre

This volume contains contributions written by participants of the 4th Workshop on Operator Theory in Krein Spaces and Applications, held at the TU Berlin, Germa

This book covers recent results in linear algebra with indefinite inner product. It includes applications to differential and difference equations with symmetri

Approach your problems from the right end It isn't that they can't see the solution. It is and begin with the answers. Then one day, that they can't see the pro

Presents a modern, readable introduction to spaces with indefinite inner product and their operator theory.