Ibn al-Haytham

3) For a different view of this theory and for a continuation of the author's study of Ibn Al Haytham, see Abdul Hamid Ibrahim Sabra, "One Ibn al-Haytham or Two?

'The Hierarchy of Being' is ultimately a celebration of the achievements of two Arab Muslim scientists, Ibn Al-Haytham and Al-Jazari, who were both active during the peak of the Golden Age and this project synthesises their advances in the fields of optics and kinetic motion while bringing my own photographic and technological practice into the work."

Several well-known Muslim scholars are discussed, including Hunayn ibn Ishaq, Ibn al-Haytham (who is missing from the index), Ibn al-Nafis, Ibn Sind, al-Khwarizmi, al-Kindi, and al-RAzi, but there are also articles dealing with textual genres, schools of thought, institutions, particular sciences, and specific texts.

As part of the festival, the American University in Cairo will bring attention to the great Egyptian scholar Al-Hassan Ibn Al-Haytham (known in the West as Al-Hazen) and other scholars of his era with an exhibit illustrating their contributions to science.

It is this very tradition and thrust that provides the historical context for the work of the redoubtable Ibn al-Haytham (Latin Alhacen, d.

Another inventor is the tenth century optician and physicist Abu Ali al-Hasan ibn al-Hasan ibn al-Haytham, simply known as al-Haytham, who invented the pinhole camera and discovered how the eye works.

of Missouri) is working his way through Alhacen's (965-1039) study of reflection, which is a Medieval Latin version of ibn al-Haytham's Kitab al-Manazir.

Other Muslim astronomers who refuted astrology were al-Farabi, Ibn al-Haytham, Ibn Sina (Avicenna), and Ibn Rushd (Averroes), on the grounds that the methods used were conjectural rather than empirical.

Europe would never have emerged from the tyranny and obscurantism of the Catholic Church if Arabs like Ibn Rushd and Al-Hasan Ibn Al-Haytham had not preserved and passed on the knowledge contained in classical Greek texts.

Bradley Steffens' IBN AL-HAYTHAM: FIRST SCIENTIST (1599330246, $27.95) will reach into the advanced elementary grade levels with an unusual survey of a scientific pioneer who lived from 950 to 1040 and whose work fostered several scientific and mathematical fields from physics to astronomy and geometry.

Sabra's chapter reveals Ibn al-Haytham's reliance on earlier Greek methods and concepts.

Although they provide insights into some of the thinking of their time, The Book omits the highly germane, seminal Arabic thinkers Ibn al-Haytham and Ibn al-Shatir, both early critics of Ptolemy.

Ibn Sina also puts forward a new theory developed by optics specialist Ibn al-Haytham. It holds that what we see is not due to rays emanating from our eyes.

Last year, due to the 1000th anniversary of authoring 'The Book of Optics' by "Ibn al-Haytham" the first round of this competition was held in commemoration of this eminent Muslim scholar.