%0 Journal Article %A Jaramillo Aguado, Jesús Ángel %T An Example on Composite Differentiable Functions in Infinite Dimensions %D 1989 %@ 0004-9727 %U https://hdl.handle.net/20.500.14352/57649 %X We present an example showing that a classical result due to Glaeser about the closedness of composition subalgebras of infinitely differeuniable functions cannot be extended to the case of weakly uniformly differentiable functions on Banach spaces %~