2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/73347We study the properties of shifted vertex operator algebras, which are vertex algebras derived from a given theory by shifting the conformal vector. In this way, we are able to exhibit large numbers of vertex operator algebras which are regular(rational and C_2-cofinite) and yet are pathological in one way or another.20pagesQuantum Algebra17B69text