%0 Journal Article %T GMJ volume 16 issue 2 Cover and Front matter %J Glasgow mathematical journal %D 1975 %P f1-f6 %V 16 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500002536/ %R 10.1017/S0017089500002536 %F 10_1017_S0017089500002536