Accent imaphatikizapo mafilosofi a mapangidwe a geometric.Mafelemu amapangidwa kuchokera ku zitsulo ndi acetate zakuthupi, zozungulira.Makona ake amakopa chidwi ndi maso a wovalayo, pomwe mlatho wamphuno wosalala umawapangitsa kukhala omasuka komanso owoneka bwino.Kuti mutsirize mawonekedwe amakono, akachisi azitsulo achitsulo omwe ali ndi madontho awiri kutsogolo amapangitsa kuti magalasi awa azitha kufika pa nkhope zonse.