History of Islam
Mohammed bin Jabir ibn Sinan al-Battani (929-850 AD) One of the greatest astronomers of the world, the development of theories of the task In scientific algebra and trigonometry Aware of the flags of Arab-Islamic civilization Who came to the product of human genius that is priceless
Helmet, mid-16th century; Ottoman period Turkish Steel, damascened with gold This helmet was forged from watered steel and decorated in gold with arabesques and Qur’anic inscriptions. It is similar to a helmet (Kunsthistorisches Museum, Vienna) made about 1560 for a grand vizier of the Ottoman sultan Süleyman the Magnificent (r. 1520–66). Both helmets were presumably made in one of the imperial workshops in Istanbul.
Amulet, 11th century; Fatimid, Egypt Ink on paper H. 9 in. (23 cm), W. 3 1/4 in. (8.4 cm) Centuries before block printing was introduced in Europe, the technique was used in the Islamic world to produce miniature texts consisting of prayers, incantations, and Qur’anic verses that were kept in amulet boxes. The text on this amulet is in the angular kufic script. The six-pointed star, a familiar symbol in Islamic art, is usually called "Solomon's seal."