Timezzit deg tsengama d akala izelgen i kra n tfekka ɣef kra n tiẓunt neɣ tfekka n iden s ddaw n usemdu n tdusi n teldayt, Amedya timezzit n umtiweg ɣef yetri (Tuzzya n imtiwgen n usud anafuk ɣef tfukt) Timezzit n ugensa == Isudaf n Newton ɣef umussu ==