This collection of essays deals with three clusters of problems in the philo sophy of science: scientific method, conceptual models, and ontological underpinnin

To do research that really makes a difference -- the authors of this book argue -- social scientists need a diverse set of questions and methods, both qualitati

The book introduces tools with which models of quantum matter are built. The most important technique, the Bethe ansatz, is developed in detail to perform exact

This book provides course material in theoretical physics intended for undergraduate and graduate students specializing in condensed matter. The book derives fr

There is no doubt that we have, during the last decade, moved into a "golden age" of condensed matter science. The sequence of discoveries of novel new states o