%0 Journal Article %A Cobos Díaz, Fernando %A Fernández-Cabrera Marín, Luz María %A Martínez, Antón %T Compact operators between K - and J -spaces %D 2005 %@ 0039-3223 %U https://hdl.handle.net/20.500.14352/50770 %X The paper establishes necessary and sufficient conditions for compactness of operators acting between general K -spaces, general J -spaces and operators acting from a J -space into a K -space. Applications to interpolation of compact operators are also given. %~