Kogut–Susskind fermion

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Kogut–Susskind fermions are a lattice version of Kähler–Dirac fermions, which obey a first-order differential equation by taking an alternative[clarification needed] square root of the Laplacian than that used by Dirac.[1] They are named after John Kogut and Leonard Susskind.


  1. ^ Stone, M. (2000). The Physics of Quantum Fields. Springer New York. p. 200. ISBN 9780387989099. Retrieved 2015-04-08.