2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/118034We discuss intuitive ideas and historical background of concepts in the analysis on configurations with singularities, here in connection with our iterative approach for higher singularities.Analysis of PDEsFunctional Analysis58J32;35J70;35J55The Structure of Operators on Manifolds with Polyhedral Singularitiestext