منابع مشابه
Ibn Al-Haytham: father of modern optics.
After the fall of the Roman Empire in AD 476, scientific progress in Europe had come to a standstill. This era between fall of Rome and the Renaissance is commonly known as the dark ages. However, from the 8th till 13th century, scientific and cultural knowledge had flourished in the Islamic world. This period, which began soon after the establishment of the Abbasid Khalifate in Baghdad in the ...
متن کاملIbn al-Haytham and the Origins of Computerized Image Analysis
† This paper originated from research supported by ARO grant W911NF0610359 and DARPA grant NBCH1050008. AbstractIbn al-Haytham (Latinized as Alhazen or Alhacen) was born in Basra in 965 A.D. [354 A.H.], but produced nearly all of his work in Cairo's al-Azhar Mosque, where he wrote nearly one hundred works on topics as diverse as poetry and politics. Al-Haytham is primarily known for his writing...
متن کاملRésolution de contraintes sur les nombres à virgule flottante par une approximation sur les nombres
La mise en œuvre effective de méthodes de vérification de programmes comportant des calculs sur les nombres à virgule flottante reste encore problématique. Cela est en partie dû aux difficultés inhérentes à l’arithmétique des nombres à virgule flottante dont la pauvreté des propriétés rend souvent impossible la transposition de résultats établis sur les réels. C’est pourquoi nous présentons dan...
متن کاملSur Les Chiffres Des Nombres Premiers Décalés
The aim of this work is to prove new results on a class of Counting digits functions that we define in this work: the digital functions with special emphasis on shifted primes as arguments. Our method lies on the estimate of exponential sums of the form ∑ n≤x Λ(n) exp(2iπf(n+cn)+βn) where f a digital function, c = (cn) is an almost-periodic sequence in Z and β is a real parameter, which extend ...
متن کاملibn al-haytham, kamāl al-dīn al-fārsī and wave motion of light
apart expressing the cause of the reflection of light from the surface of polished objects, ibn al-haytham in his al-manāẓir claims that the acceptance or rejection of light by these objects is only due to their polished surfaces and have nothing to do with their solidity, because the reflection of light from the surface of soft polished objects such as water is also possible. kamāl al-dīn al-f...
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ژورنال
عنوان ژورنال: Historia Mathematica
سال: 1989
ISSN: 0315-0860
DOI: 10.1016/0315-0860(89)90081-5