%0 Journal Article %A Andrzej Bielecki %T Topological conjugacy of cascades generated by gradient flows on the two-dimensional sphere %J Annales Polonici Mathematici %D 2000 %P 37-57 %V 73 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-73-1-37-57/ %R 10.4064/ap-73-1-37-57 %G en %F 10_4064_ap_73_1_37_57