3 papers
math.FA2019
Homological dimensions of Banach spaces
Félix Cabello Sánchez, Jesús M . F. Castillo, Ricardo García
The purpose of this paper is to lay the foundations for the study of the problem of when $\Ext^n(X, Y)=0$ in Banach/quasi-Banach spaces. We provide a number of examples of couples…
math.FA2005
Seven views on approximate convexity and the geometry of K-spaces
Felix Cabello Sanchez, Jesus M. F. Castillo, Pier Luigi Papini
As in Hokusai's series of paintings "Thirty six views of mount Fuji" in which mount Fuji's is sometimes scarcely visible, the central topic of this paper is the geometry of -spa…
math.FA2001
Reflexivity of the isometry group of some classical spaces
Felix Cabello Sanchez, Lajos Molnar
We investigate the reflexivity of the isometry group and the automorphism group of some important metric linear spaces and algebras. The paper consists of the following sections: 1…