2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/25482The discrete unitary (reversible) analogues of the continuous (irreversible) tent maps are numerically investigated, in particular, the lengths probability distribution of their periodic orbits. It is found that its density can be well approximated by the inverse proportional law.5 pages, 4 figures, RevTex4Statistical Mechanicstext