%0 Journal Article %A Cobos Díaz, Fernando %T Real interpolation and compactness %D 1989 %@ 0214-3577 %U https://hdl.handle.net/20.500.14352/58695 %X The behaviour of compactness under real interpolation is discussed. Classical results due to Krasnosel’skii, Lions-Peetre, Persson and Hayakawa are described, as well as others obtained very recently by Edmunds, Potter, Fernández and the author %~