Astronomers by century
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12th-century scientists
12th-century astronomers
Samarkand (novel)
Samarkand (French: Samarcande) is a 1988 historical fiction novel by the French-Lebanese writer Amin Maalouf. The narrative revolves the 11th-century Persian poet Omar Khayyám and his poetry colle...
Nur ad-Din al-Bitruji
Nur ad-Din al-Bitruji (also spelled Nur al-Din Ibn Ishaq Al-Betrugi and Abu Ishâk ibn al-Bitrogi; another spelling is al Bidrudschi) (known in the West by the Latinized name of Alpetragius) (died ca. ...
Omar Khayyam (film)
Omar Khayyam (also released as The Life, Loves and Adventures of Omar Khayyam and The Loves of Omar Khayyam) is an American movie directed by William Dieterle, filmed in 1956 (mostly on the Paramount...
Sharaf al-Dīn al-Ṭūsī
Sharaf al-Dīn al-Muẓaffar ibn Muḥammad ibn al-Muẓaffar al-Ṭūsī (died 1213/4) was a Persian mathematician and astronomer of the Islamic Golden Age (during the Middle Ages).
Tusi was born in Tus, Ir...
Plato Tiburtinus
Plato Tiburtinus (lat.: Plato Tiburtinus, fl. 12th century : Plato of Tivoli) was a 12th-century Italian mathematician, astronomer and translator who lived in Barcelona from 1116 to 1138. He is b...
Omar Khayyám
Omar Khayyám; born Ghiyāth ad-Dīn Abu'l-Fatḥ ʿUmar ibn Ibrāhīm al-Khayyām Nīshāpūrī (/ˈoʊmɑr kaɪˈjɑːm, -ˈjæm, ˈoʊmər/; Persian: غیاث الدین ابوالفتح عمر ابراهیم خیام نیشابورﻯ, [xæjˈjɒːm]; 18 M...
Mausoleum of Omar Khayyam
The Mausoleum of Omar Khayyam is the tomb of Omar Khayyám located in Nishapur where Omar Khayyám was born and buried and where his mausoleum today remains a masterpiece of Iranian architecture visited...
Al-Kharaqī
Abū Muḥammad 'Abd al-Jabbār al-Kharaqī, also Al-Kharaqī was a Persian astronomer and mathematician of the 12th century, born in Kharaq near Merv. He was in the service of Sultan Sanjar at the Persian ...
Ibn al-Kammad
Abu Jafar Ahmad ibn Yusuf ibn al‐Kammad (died 1195) was a Muslim astronomer born in Seville, Al-Andalus. He is known to have been educated in Cordoba by the students of Al-Zarqali. His works such as a...
Omar Khayyam (crater)
Omar Khayyam is a lunar crater that is located just beyond the northwestern limb of the Moon, on the far side from the Earth. It lies in a region of the surface that is sometimes brought into view of ...
Averroes
Averroës (/əˈvɛroʊˌiːz/; April 14, 1126 – December 10, 1198) is the Latinized form of Ibn Rushd (Arabic: ابن رشد), full name ʾAbū l-Walīd Muḥammad Ibn ʾAḥmad Ibn Rušd (أبو الوليد محمد ابن ا...
Abu al-Salt
Abū al‐Ṣalt, Umayya ibn ʿAbd al‐ʿAzīz ibn Abī al‐Ṣalt al‐Dānī al‐Andalusī (c. 1068 – 23 October 1134) was an Andalusian polymath whose works on astronomical instruments were read both in the Isl...
Al-Khazini
Abu al-Fath Abd al-Rahman Mansour al-Khāzini or simply Abu al-Fath Khāzini (Arabic: أبو الفتح الخازني, Persian: ابولفتح خازنی) (flourished 1115–1130) was a Muslim astronomer of Persi...
Al-Samawal al-Maghribi
Al-Samawʾal ibn Yaḥyā al-Maghribī (Arabic: السموأل بن يحيى المغربي; c. 1130 – c. 1180), commonly known as Samau'al al-Maghribi, was a Muslim mathematician, astronomer and physician. Though ...
Anvari
Anvari (1126–1189), full name Awhad ad-Din 'Ali ibn Mohammad Khavarani or Awhad ad-Din 'Ali ibn Mahmud (Persian: اوحد الدین علی ابن محد انوری) was a Persian poet.Anvarī was born in Abivard, Tur...
Omar Khayyam Square
Omar Khayyam Square) is a city square in Nishapur.Omar Khayyam Square is One of the Historical and Important Squares in City of Nishapur.In the center of this city square Located First Mausoleum of O...
Non-Euclidean geometry
In mathematics, non-Euclidean geometry consists of two geometries based on axioms closely related to those specifying Euclidean geometry. As Euclidean geometry lies at the intersection of metric geome...
Averroism
Averroism is a school of Islamic philosophy that arose from the influence of the 12th century Al-Andalus Muslim philosopher Averroës, who worked on reconciling Aristotelianism with Islam. Alternativel...
Saccheri quadrilateral
A Saccheri quadrilateral (also known as a Khayyam–Saccheri quadrilateral) is a quadrilateral with two equal sides perpendicular to the base. It is named after Giovanni Gerolamo Saccheri, who used it e...
Rubaiyat of Omar Khayyam
The Rubáiyát of Omar Khayyám (Persian: رباعیات عمر خیام) is the title that Edward FitzGerald gave to his translation of a selection of poems, originally written in Persian and numbering about a...
Binomial theorem
In elementary algebra, the binomial theorem describes the algebraic expansion of powers of a binomial. Hence it is referred to as binomial expansion. According to the theorem, it is possible to expand...
Parallel postulate
In geometry, the parallel postulate, also called Euclid's fifth postulate because it is the fifth postulate in Euclid's Elements, is a distinctive axiom in Euclidean geometry. It states that, in two-d...
Jabir ibn Aflah
Abū Muḥammad Jābir ibn Aflaḥ (Arabic: أبو محمد جابر بن أفلح, Latin: Geber/Gebir; 1100–1150) was a Muslim astronomer and mathematician from Seville, who was active in 12th century al-And...