%0 Journal Article %A P. Pech %T The Harmonic Analysis of Polygons and Napoleon's Theorem %J Journal for geometry and graphics %D 2001 %P 013-022 %V 5 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JGG_2001_5_1_a1/ %F JGG_2001_5_1_a1