2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/48495A recently obtained exact analytic solution to the wave-packet version of the pion-laser model is presented. In the rare gas limit, a thermal behaviour is found while the dense gas limiting case corresponds to Bose-Einstein condensation of wave-packets to the wave-packet mode with the smallest possible energy.10 pages, uses sprocl.sty and epsf.sty with 4 figures. Invited talk of J. Zimanyi at Correlations and Fluctuations'98: 8-th International Workshop on Multiparticle Production, Matrahaza, Hungary, June 1998. (World Scientific, Singapore, 1999, ed. T. Csorgo, S. Hegyi, R. C. Hwa and G. Jancso)High Energy Physics - Phenomenologytext