Duality and crossing symmetry of the veneziano model

R. Jengo:Phys. Lett.,28 B, 261 (1968). D. B. Lichtenberg, R. G. Newton andE. Predazzi:Phys. Rev. Lett.,22, 1215 (1969). S. Caser, J. M. Kaplan andR. Omnès:Nuovo Cimento,59 A, 571 (1969). For the Veneziano model,β(t) defined in ref. (3) behaves like exp [α(t)] ast → ∞. R s(t) andf s(t) B are defined here to beR t(s) andf t(s) B of ref. (3), respectively. J. Boguta:Nucl. Phys., B10, 319 (1969). R. Z. Roskies:Phys. Rev. Lett.,21, 1851 (1968). N. N. Khuri:Phys. Rev.,176, 2026 (1968).