2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/64114We give a number of examples of pairs of non-compact surfaces which are isoscattering, and which are exceptionally simple in one or more senses. We give examples which are of small genus with a small number of ends, and also examles which are congruence surfaces.21 pagesDifferential GeometrySpectral Theory57G99text