Perturbation Theory in Path Integral Formalism

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Explores the Euclidean path integral formalism, with a focus on the harmonic oscillator.

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Explores Feynman diagrams for the anharmonic oscillator, covering thermal partition functions, Euclidean propagators, and correlation functions.

Covers gauge theories, modern particle physics, the standard model, and field content.

Explores instantons in quantum field theory, focusing on the instanton prefactor and the role of the zero mode.

Explores Euclidean path integrals in Quantum Field Theory and Perturbation Theory using Feynman diagrams.

Explores perturbation theory in path integrals and the semi-classical approximation for solving non-exactly soluble systems.

Covers the thermal partition function using Feynman diagrams and perturbation theory.

Covers the Feynman Rules in Quantum Field Theory, focusing on the proper split of terms and the solution of paradoxes.

Explores Feynman rules in QED, emphasizing normal ordered product and Wick's theorem, instantons, and relativistic amplitudes.