%0 Journal Article %A M. Wuestner %T A Connected Lie Group Equals the Square of the Exponential Function %J Journal of Lie theory %D 2003 %P 307-309 %V 13 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JLT_2003_13_1_JLT_2003_13_1_a18/ %F JLT_2003_13_1_JLT_2003_13_1_a18