Mathematical Physics Lecture (230421)

          @misc{ scivideos_PIRSA:23040050,
            doi = {},
            url = {https://pirsa.org/23040050},
            author = {Costello, Kevin},
            keywords = {},
            language = {en},
            title = {Mathematical Physics Lecture (230421)},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2023},
            month = {apr},
            note = {PIRSA:23040050 see, \url{https://scivideos.org/pirsa/23040050}}
          }