--- Mubice byubwubatsi nibikoresho byo gushushanya, cyane cyane mubyiciro byibindi bikoresho byubaka, gusobanukirwa ibice bigize sisitemu yimikorere ni ngombwa kubanyamwuga mu nganda. Kimwe mubintu byingenzi muri sisitemu ni ugukoresha wedges, igira uruhare runini mu kwemeza imikorere myiza yingobe cyangwa imitwe. Wedges ar