%0 Journal Article %A Joel Feinstein %T Point derivations and prime ideals in R(X) %J Studia Mathematica %D 1991 %P 235-246 %V 98 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-98-3-235-246/ %R 10.4064/sm-98-3-235-246 %G en %F 10_4064_sm_98_3_235_246