BSL Sign Language Dictionary

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Alhazen

How to sign: an Egyptian polymath (born in Iraq) whose research in geometry and optics was influential into the 17th century; established experiments as the norm of proof in physics (died in 1040)

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Similiar / Same: al-Haytham, Ibn al-Haytham, Al-Hasan ibn al-Haytham

Categories: astronomer, mathematician, physicist, stargazer, uranologist

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