text: Sistem n medan wan Indu tan d araban d aššareɣa tan tin alxidmat n imitikwiyan net , axdamnen daɣ alɣalim ašal id, amuttayan daɣ amatikway n efad n awatay darat annabi ɣisa daɣ India tolas okayan s alɣalim wan ataram s matematik tan al-islam