2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/121600Operads and PROPs are presented, together with examples and applications to quantum physics suggesting the structure of Feynman categories/PROPs and the corresponding algebras.15 pagesQuantum AlgebraMathematical Physics18Dxx; 81QxxFrom operads and PROPs to Feynman Processestext