Extensively classroom-tested, A Course in Field Theory provides material for an introductory course for advanced undergraduate and graduate students in physics. Based on the author's course that he has been teaching for ...

Devoted to the simplest kind of Green's functions, namely the solutions of linear differential equations with a -function source. This book demonstrates the powerful and unifying formalism of Green's functions across many ...

Since its emergence in the early twentieth century, quantum theory has become the fundamental physical paradigm, and is essential to our understanding of the world. Providing a deeper understanding of the microscopic world ...