On a question of Sadullaev concerning boundary relative extremal functions

• Ibrahim K. Djire ^[1] ; Jan Wiegerinck ^[2]
  1. [1] Jagiellonian University

     Jagiellonian University

     Kraków, Polonia

     
  2. [2] University of Amsterdam

     University of Amsterdam

     Países Bajos

     
• Localización: Mathematica scandinavica, ISSN 0025-5521, Vol. 124, Nº 1, 2019, págs. 51-60
• Idioma: inglés
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• Resumen

  • We study the relation between certain alternative definitions of the boundary relative extremal function. For various domains we give an affirmative answer to the question of Sadullaev whether these extremal functions are equal