An Algebraic Grid Optimization Algorithm Using Condition Numbers (Articolo in rivista)

Type
Label
  • An Algebraic Grid Optimization Algorithm Using Condition Numbers (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.apnum.2005.11.001 (literal)
Alternative label
  • Costanza Conti; Rossana Morandi; Rosa Maria Spitaleri (2006)
    An Algebraic Grid Optimization Algorithm Using Condition Numbers
    in Applied numerical mathematics
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Costanza Conti; Rossana Morandi; Rosa Maria Spitaleri (literal)
Pagina inizio
  • 1123 (literal)
Pagina fine
  • 1133 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.sciencedirect.com/science/article/pii/S0168927405002059 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 56 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 8 (literal)
Note
  • Science direct - Elsevier (literal)
  • ACM DL (literal)
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Universita' di Firenze, Dip. Energetica/ Istituto per le applicazioni del calcolo \"Mauro Picone\" (literal)
Titolo
  • An Algebraic Grid Optimization Algorithm Using Condition Numbers (literal)
Abstract
  • In this paper we present an algorithm able to provide geometrically optimal algebraic grids by using condition numbers as quality measure. In fact, the solution of partial differential equations (PDEs) to model complex problems needs an efficient algorithm to generate a good quality grid since better geometrical grid quality is gained, faster accuracy of the numerical solution can be kept. Moving from classical approaches, we derive new measures based on the condition numbers of appropriate cell matrices to control grid uniformity and orthogonality. We assume condition numbers in appropriate norms as building blocks of objective functions to be minimized for grid optimization. (literal)
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