%0 Journal Article %A K.D. jr. Magill %T Properties of a pair of functions which generate a dense subsemigroup of S(X). %J Semigroup forum %D 1996 %P 101-104 %V 52 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1996__52_3_135437/ %F SF_1996__52_3_135437