%0 Journal Article %A Whittaker, James V. %T A Mountain-Climbing Problem %J Canadian journal of mathematics %D 1966 %P 873-882 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-087-x/ %R 10.4153/CJM-1966-087-x %F 10_4153_CJM_1966_087_x