2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/179557Explicit forms are given of matrix elements of generalized coherent operators based on Lie algebras su(1,1) and su(2). We also give a kind of factorization formula of the associated Laguerre polynomials.Latex ; 19 pages ; no figure ; minor changes. To appear in Yokohama Mathematical JournalQuantum PhysicsHigh Energy Physics - TheoryMathematical Physicstext