The Causal Action in Minkowski Space and Surface Layer Integrals

• Published in: Symmetry, Integrability and Geometry: Methods and Applications
• Date: 2020
• Main Author: Finster, Felix
• Format: Article
• Language: English
• Published: Інститут математики НАН України 2020
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/211029
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: The Causal Action in Minkowski Space and Surface Layer Integrals. Felix Finster. SIGMA 16 (2020), 091, 83 pages

The Lagrangian of the causal action principle is computed in Minkowski space for Dirac wave functions interacting with classical electromagnetism and linearized gravity in the limiting case when the ultraviolet cutoff is removed. Various surface layer integrals are computed in this limiting case.