%0 Journal Article %A Maria D. Chalkou %T The Pythagorean rule and its application, according to a Greek manuscript of the 15th century in Wien %J Review of the National Center for Digitization %D 2006 %P 63 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/NCD_2006_9_a7/ %G en %F NCD_2006_9_a7