Quantum Field Theory I: Foundations and Abelian and Non-Abelian Gauge Theories

This textbook covers a broad spectrum of developments in QFT, emphasizing those aspects that are now well consolidated and for which satisfactory theoretical descriptions have been provided. The book is unique in that it offers a new approach to the subject and explores many topics merely touched upon, if covered at all, in standard reference works.

A detailed and largely non-technical introductory chapter traces the development of QFT from its inception in 1926. The elegant functional d...