%0 Journal Article %A Czesław Matyszczyk %T Approximation of analytic and continuous mappings by polynomials in Fréchet spaces %J Studia Mathematica %D 1977 %P 223-238 %V 60 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-60-3-223-238/ %R 10.4064/sm-60-3-223-238 %G en %F 10_4064_sm_60_3_223_238