%0 Journal Article %T GMJ volume 16 issue 1 Cover and Front matter %J Glasgow mathematical journal %D 1975 %P f1-f2 %V 16 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S001708950000241X/ %R 10.1017/S001708950000241X %F 10_1017_S001708950000241X