كتب ibn al haytham
اذا لم تجد ما تبحث عنه يمكنك استخدام كلمات أكثر دقة.
عرض المزيد
Ibn al-Haytham (معلومة)
Ibn al-Haytham:- 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) (Princeton WordNet 3.1)
