Latest Edition: Field Theory (3rd Edition)This unique book describes quantum field theory completely within the context of path integrals. With its utility in a

Traditionally, field theory is taught through canonical quantization with a heavy emphasis on high energy physics. However, the techniques of field theory are a

The applications of functional integral methods introduced in this text for solving a range of problems in quantum field theory will prove useful for students a

Specifically designed to introduce graduate students to the functional integration method in contemporary physics as painlessly as possible, the book concentrat

The path integral approach has proved extremely useful for the understanding of the most complex problems in quantum field theory, cosmology, and condensed matt