{"id":21753,"date":"2018-03-09T09:11:40","date_gmt":"2018-03-09T09:11:40","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/software-portable-escalable-y-extensible-para-la-resolucion-de-problemas-de-valores-propios-dispersos-de-gran-dimension\/"},"modified":"2018-03-09T09:11:40","modified_gmt":"2018-03-09T09:11:40","slug":"software-portable-escalable-y-extensible-para-la-resolucion-de-problemas-de-valores-propios-dispersos-de-gran-dimension","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-valencia\/software-portable-escalable-y-extensible-para-la-resolucion-de-problemas-de-valores-propios-dispersos-de-gran-dimension\/","title":{"rendered":"Software portable, escalable y extensible para la resoluci\u00f3n de problemas de valores propios dispersos de gran dimensi\u00f3n"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Enrique Rom\u00e1n Molt\u00f3 <\/strong><\/h2>\n<p>El resultado de esta tesis doctoral ha sido el dise\u00f1o e implementaci\u00f3n de una nueva librer\u00eda software paralela para la resoluci\u00f3n de problemas de valores propios dispersos de gran dimensi\u00f3n. El desarrollo se ha planteado con el objetivo de obtener una librer\u00eda portable, escalable y extensible: portable refiri\u00e9ndose a la facilidad para trasladar los programas de una plataforma a otras; escalable en el sentido de tener una buena eficiencia paralela; y extensible para permitir de forma sencilla al usuario la incorporaci\u00f3n de nuevos elementos como, por ejemplo, m\u00e9todos de resoluci\u00f3n.  la nueva librer\u00eda, denominada slepc, est\u00e1 basada en el paquete petsc. la decisi\u00f3n de haberlo desarrollado as\u00ed obedece, por un lado, a la consecuci\u00f3n de los objetivos de portabilidad, escalabilidad y extensibilidad, y, por otro lado, aumentar la usabilidad de la nueva librer\u00eda al integrar directamente toda la funcionalidad que ofrece petsc.  la librer\u00eda slepc se centra principalmente en m\u00e9todos de proyecci\u00f3n. estos son los m\u00e9todos m\u00e1s generales para calcular un conjunto de valores propios y son especialmente \u00fatiles en la resoluci\u00f3n de problemas dispersos, ya que la matriz \u00fanicamente se utiliza en operaciones del tipo producto matriz por vector, y por lo tanto su estructura no se modifica. Por otro lado, la librer\u00eda se ha dise\u00f1ado de forma que el concepto de transformaci\u00f3n espectral se integre de forma natural con los m\u00e9todos de resoluci\u00f3n.  para poner de manifiesto las propiedades de la librer\u00eda, \u00e9sta se ha aplicado a la resoluci\u00f3n de dos problemas reales de ingenier\u00eda, derivados de la discretizaci\u00f3n de ecuaciones en derivadas parciales, concretamente el c\u00e1lculo de los modos lambda de un reactor nuclear y el c\u00e1lculo de modos resonantes de ondas electromagn\u00e9ticas en cavidades. La utilizaci\u00f3n de la librer\u00eda slepc permite implementar la soluci\u00f3n a estos problemas con poco esfuerzo de programaci\u00f3n, obteni\u00e9ndose c\u00f3digos muy<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Software portable, escalable y extensible para la resoluci\u00f3n de problemas de valores propios dispersos de gran dimensi\u00f3n<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Software portable, escalable y extensible para la resoluci\u00f3n de problemas de valores propios dispersos de gran dimensi\u00f3n <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Enrique Rom\u00e1n Molt\u00f3 <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 21\/02\/2003<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Vicente Hernandez Garcia<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Vidal maci\u00e1 Antonio  manuel <\/li>\n<li> Da silva ralha rui Manuel (vocal)<\/li>\n<li>Emilio Lopez zapata (vocal)<\/li>\n<li>leroy anthony Drummond lewis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Enrique Rom\u00e1n Molt\u00f3 El resultado de esta tesis doctoral ha sido el dise\u00f1o e implementaci\u00f3n de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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