%0 Journal Article %T GMJ volume 27 Cover and Front matter %J Glasgow mathematical journal %D 1985 %P f1-f6 %V 26 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500005991/ %R 10.1017/S0017089500005991 %F 10_1017_S0017089500005991