%0 Journal Article %A Davis, Philip J. %T Cyclic Transformations of Polygons and the Generalized Inverse %J Canadian journal of mathematics %D 1977 %P 756-770 %V 29 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-079-8/ %R 10.4153/CJM-1977-079-8 %F 10_4153_CJM_1977_079_8