• Artículo
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      Duality of measures of non-A-compactness 

      Juan Manuel Delgado Sánchez; Cándido Piñeiro Gómez (Polskiej Akademii Nauk, Instytut Matematyczny, 2015)
      Let A be a Banach operator ideal. Based on the notion of A-compactness in a Banach space due to Carl and Stephani, we deal ...
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      Operators whose adjoints are quasi p-nuclear 

      Juan Manuel Delgado Sánchez; Cándido Piñeiro Gómez; Enrique Serrano Aguilar (Polskiej Akademii Nauk, Instytut Matematyczny, 2010)
      For p ≥ 1, a set K in a Banach space X is said to be relatively p-compact if there exists a p-summable sequence (xn) in X ...