%0 Journal Article
%T Solutions
%J Canadian mathematical bulletin
%D 1961
%P 72-78
%V 4
%N 1
%U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500025625/
%R 10.1017/S0008439500025625
%F 10_1017_S0008439500025625