2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/42225Calculations of eta->pi^0 pi^0 gamma gamma decay in generalized chiral perturbation theory are presented. Tree level and some of next-to-leading corrections are involved. Sensitivity to the deviations from the standard chiral perturbation theory is discussed.7 pages, 6 figures, Talk presented at Int. Conf. Hadron Structure '02, Herlany, Slovakia, September 22-27, 2002High Energy Physics - Phenomenologytext