Sobre la unicidad de soluciones que cambian de signo para un problema Semipositone en anillos

• Aduén, Hugo ^[2] ; Herrón, Sigifredo ^[1]
  1. [1] Universidad Nacional de Colombia

     Universidad Nacional de Colombia

     Colombia

     
  2. [2] Universidad de Córdoba
• Localización: Integración: Temas de matemáticas, ISSN 0120-419X, Vol. 34, Nº. 2, 2016 (Ejemplar dedicado a: Revista Integración), págs. 207-224
• Idioma: español
• DOI: 10.18273/revint.v34n2-2016007
• Títulos paralelos:
  • On the uniqueness of sign-changing solutions to a semipositone problem in annuli
• Enlaces
  • Texto completo (pdf)
• Resumen
  • español

    En este artículo establecemos la unicidad de soluciones radiales para un problema de Dirichlet, de tipo Semipositone, en un anillo, con un número prescrito (grande) de regiones nodales. Las principales herramientas usadas en este trabajo son el método del disparo y la transformación de Prüfer.

  • English

    In this paper we establish the uniqueness of radial solutions for a semipositone Dirichlet problem in an annulus, having a prescribed large number of nodal regions. Shooting method and Prüfer transformation are the main tools used in this work.

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