MIT 8.323 Relativistic Quantum Field Theory I, Spring 2023 - Lecture 9: Path Integral Formalism for QFT; Computation of Time-Ordered Correlation Functions

MIT 8.323 Relativistic Quantum Field Theory I, Spring 2023 Instructor: Hong Liu View the complete course: ocw.mit.edu/courses/8-323-relativistic-quantum-field-theory-i-spring-2023/ YouTube Playlist: https://www.youtube.com/playlist?list=PLUl4u3cNGP61AV6bhf4mB3tCyWQrI_uU5 Generalization of the path integral formalism for a QFT, time-ordered correlation functions from path integrals in a quantum mechanical system, a trick for obtaining vacuum correlation functions, generating functional License: Creative Commons BY-NC-SA More information at https://ocw.mit.edu/terms More courses at https://ocw.mit.edu We encourage constructive comments and discussion on OCW’s YouTube and other social media channels. Personal attacks, hate speech, trolling, and inappropriate comments are not allowed and may be removed. More details at https://ocw.mit.edu/comments.