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On a Fatal Error in Tachyonic Physics

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A fatal error in the famous paper on tachyons by Gerald Feinberg is pointed out. The correct expressions for energy and momentum of tachyons are derived.

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Correspondence to Edward Kapuścik.

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Kapuścik, E. On a Fatal Error in Tachyonic Physics. Int J Theor Phys 54, 4041–4045 (2015).

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