Between 1025 and 1028, the polymath Ibn al-Haytham wrote his Al-Shukuk ala Batlamyus ("Doubts on Ptolemy"). While not disputing the existence of the geocentric...

solution to the problem. In al-Andalus, the anonymous work al-Istidrak ala Batlamyus (meaning "Recapitulation regarding Ptolemy"), included a list of objections...

during the European Middle Ages and Renaissance. In his Al-Shukūk ‛alā Batlamyūs, variously translated as Doubts Concerning Ptolemy or Aporias against...

began the hay'a tradition of Islamic astronomy with his Al-Shuku ala Batlamyus (Doubts on Ptolemy). While maintaining the physical reality of the geocentric...

geocentric model to his specialty in optics in his book Al-shukuk 'ata Batlamyus which translates to "Doubts about Ptolemy". Ibn al-Haytham claimed that...