%0 Journal Article %A Kočandrlová, Milada %T The isoperimetric inequality for a pentagon in $E_3 $ and its generalization in $E\sb n $space %J Časopis pro pěstování matematiky %D 1982 %P 167-174 %V 107 %N 2 %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1982.118118/ %R 10.21136/CPM.1982.118118 %G en %F 10_21136_CPM_1982_118118