Non-Linear Equations in Classical and Quantum Field Theory

Volume 226 of the series Lecture Notes in Physics pp 386-395


Feynman's checkerboard and other games

  • T. JacobsonAffiliated withDepartment of Physics, University of California

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Feynman's checkerboard path integral for the retarded Dirac propagator in 1+1 dimensions is derived and extensions to 3+1 dimensions are developed. Methods for obtaining the Feynman propagator (rather than the retarded propagator) are briefly discussed.