Abstract
Permutation Symmetry sugests an intergeneration quark-lepton mass formulam μ /m τ /m L =m s /m b /m b′ =m c /m t /m t′ . We consider several possibilities We consider several possibilities for the fourth generation masses.
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Such a speculation was already made by J.J. Sakurai: UCLA/77/TEP/23
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Work supported in part by the U.S. Department of Energy under Contract DE-AC03-76-ER00511.
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Pakvasa, S., Sugawara, H. & Tuan, S.F. Fourth generation of quarks and leptons. Z. Phys. C - Particles and Fields 4, 53–54 (1980). https://doi.org/10.1007/BF01477307
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DOI: https://doi.org/10.1007/BF01477307