Zzerqali

Abu Isḥaq Ibrahim (1029 - 1087) yettwassnen s yisem n Zzerqali neɣ s yisem n Arzachel s tutlayin tilatininJoseph F. O'Callaghan, A History of Medieval Spain, Cornell University Press, 1983, p. 324 d amesnallun n Wendalus yettumeggzen d yiwen seg imanayen imeqqranen yakk n tesnallunt deg tallit-is, ilul yerna yedder deg temdint n Toledo sin akin yerza ɣer Córdoba anda yexdem d aselmad. Imahilen-is hergen tasuta n imesnallunen inselmen deg Andalusya akken i tenfufed usemdu n imahilen-a ɣer ideggan niden deg Uruppa seld mi ittwasuɣlen ɣer waṭas n tutlayin n Uruppa. Dɣa tasnallunt tatrart terra-as tanafut (tajmilt) imi i d-tessemma yiwen n wemdun deg wayyur s yisem-is (Arzachel).
Zzerqali yessker-d aṭas n isnulfuyen, ahat axatar yakk deg-sen d talmest-nni tamaynut n yisṭirlaben yettwasemman s Tafilt tazerqalit, tafelwit-a d tin illan tettusemres s tuget sɣur imsillen alammi d tasut tis 16.: A number of these scholars sought to simplify the astrolabe, and finally al-Zarqālī (Azarquiel; died 1100) achieved success by inventing the apparatus called the azafea (Arabic: al-ṣafīḥah), which was widely used by navigators until the 16th century. 

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