In this book, first published in 2003, the reader is provided with a tour of the principal results and ideas in the theories of completely positive maps, comple

This volume, setting out the theory of positive maps as it stands today, reflects the rapid growth in this area of mathematics since it was recognized in the 19

These notes revolve around three similarity problems, appearing in three different contexts, but all dealing with the space B(H) of all bounded operators on a c

An introduction to the theory of operator spaces, emphasising applications to C*-algebras.