SCIENTISTS

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January 18, 2020 3 Comments

PPSC PREPARATION SCIENTISTS Ibn baitar was a Botanist Kitab al Manazar on optical works was written by Ibn al Haitham Mamoon observatory was established during the reign of Caliph Mamoon Circulation of blood was described by a muslim scientist name Nafis Abdul al-Hasan. Al-Khwarizimi was first person who used zero. Muslim scientist Ali al Tabari …