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On the connection between the representation type of an algebra and its lattice of preradicals
Authors:Rogelio Fernández-Alonso  Silvia Gavito  Jesús Efrén Pérez-Terrazas
Institution:1. Departamento de Matemáticas, Universidad Autónoma Metropolitana-Iztapalapa, Vicentina, México D.F.;2. Departamento de Ciencias Básicas, Universidad Autónoma Metropolitana-Azcapotzalco, Reynosa, México D.F.;3. Facultad de Matemáticas, Universidad Autónoma de Yucatán, Mérida, Yucatán, Mexico
Abstract:In this paper, we study lattices of preradicals which are not small classes (in which case we say that the corresponding rings are p-large), and specially we consider some infinite representation type algebras. We construct an injective assignment between lattices of preradicals, using a full functor between the corresponding categories of modules, that satisfies certain conditions. We show that the polynomial ring over any field is p-large, and we use this fact to provide examples and some classes of algebras (both tame and wild) which are p-large.
Keywords:p-Large rings  preradicals  representation type  tame algebras  wild algebras
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