References
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G. Feinberg (Phys. Rev.,159, 1089 (1967)).
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See {AU{GNJ. L.}Agudin} andA. M. Platzeck:J. Opt. Soc. Am.,70, 1329 (1980), in particular Appendix C.
SeeM. Abramowitz andI. Stegun:Handbook of Mathematical Functions (New York, N. Y., 1968), p. 360, eq. (9.1.17).
See for exampleJ. D. Jackson:Classical Electrodynamics, Second Edition (New York, N. Y., 1975), p. 659, eq. (14.22).
Cf. ref. (10),J. D. Jackson:Classical Electrodynamics, Second Edition (New York, N. Y., 1975), p. 659, eq. (14.21).
Ig. Tamm:J. Phys.,1, 439 (1939), eq. (4.11)), which clearly vanishes for β=V/c→1.
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Agudin, J.L., Platzeck, A.M. On Sommerfeld's «tachyonic» solutions. Lett. Nuovo Cimento 31, 421–428 (1981). https://doi.org/10.1007/BF02776148
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DOI: https://doi.org/10.1007/BF02776148