Showing math.FAShow all
3 papers · 1 filter
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.FA2005
On Lindenstrauss-Pełczyński spaces
Jesús M. F. Castillo, Yolanda Moreno, Jesús Suárez
In this work we shall be concerned with some stability aspects of the classical problem of extension of -valued operators. We introduce the class of Banach spa…
math.FA2004
Extensions by spaces of continuous functions
Jesus M. F. Castillo, Yolanda Moreno
We characterize the Banach spaces X such that Ext(X, C(K))=0 for every compact space.