Ibn Sahl may refer to: Ibn Sahl (mathematician) (c. 940–1000), Persian mathematician and optics engineer Ibn Sahl of Seville (1212–1251), Moorish poet...

Snell's law (also known as the Snell–Descartes law, the ibn-Sahl law, and the law of refraction) is a formula used to describe the relationship between...

Ibn Sahl (full name: Abū Saʿd al-ʿAlāʾ ibn Sahl أبو سعد العلاء ابن سهل; c. 940–1000) was a Persian mathematician and physicist of the Islamic Golden Age...

Sābūr ibn Sahl (شاپور بن سهل گندیشاپوری; d. 869 CE) was a 9th-century Persian Christian physician from the Academy of Gundishapur. Among other medical...

Ali ibn Sahl Rabban al-Tabari (Persian: علی ابن سهل ربن طبری; c. 838 – c. 870 CE; also given as 810–855 or 808–864 also 783–858), was a Persian Muslim...

Sahl ibn Saʿd al-Sāʿidī (Arabic: سهل بن سعد الساعدي) was one of the prominent Sahaba, or direct companions of the Islamic prophet Muhammad, a member of...

Ahmad ibn Sahl ibn Hashim (died 920) was an Iranian aristocrat who served the Saffarids and later the Samanids. Kamgar (Gardizi, 332 AH) or Kamkar (Ibn al-Athir...

Sahl ibn Bishr al-Israili (c. 786–c. 845), also known as Rabban al-Tabari and Haya al-Yahudi ("the Jew"), was a Jewish or Syriac Christian astrologer,...

Ibn Sahl (Arabic: أبو إسحاق إبرهيم بن سهل الإسرائيلي الإشبيلي Abu Ishaq Ibrahim Ibn Sahl al-Isra'ili al-Ishbili) of Seville (1212–1251) is considered one...

Abu Zayd Ahmed ibn Sahl Balkhi (Persian: ابو زید احمد بن سهل بلخی) was a Persian Muslim polymath: a geographer, mathematician, physician, psychologist...

al-Fadl ibn Sahl ibn Zadhanfarukh al-Sarakhsi (Arabic: أبو العباس الفضل بن سهل بن زادانفروخ السرخسي, romanized: Abu’l-ʿAbbās al-Faḍl ibn Sahl ibn Zādānfarrūkh...

broken. Al-Fadl ibn Sahl, a Kufan of Iranian origin whose father had converted to Islam and entered Barmakid service, replaced Ja'far ibn Yahya as al-Ma'mun's...

pro-Khurasani policies followed by al-Ma'mun's powerful chief minister, al-Fadl ibn Sahl, and al-Ma'mun's eventual espousal of an Alid succession in the person...

Al-Hasan ibn Sahl (Arabic: الحسن بن سهل; died 850/51) was an Abbasid official and governor of Iraq for Caliph al-Ma'mun (reigned 813–833) during the Fourth...

Abū Sahl Wayjan ibn Rustam al-Kūhī (al-Qūhī; Persian: ابوسهل بیژن کوهی Abusahl Bijan-e Koohi) was a Persian mathematician, physicist and astronomer. He...

bint al-Hasan ibn Sahl (Arabic: بوران بنت الحسن بن سهل; 6 December 807 – 21 September 884) also known as Khadija bint al-Hasan ibn Sahl (خديجة بنت الحسن...

September 818. His death followed shortly after the assassination of al-Fadl ibn Sahl, the Persian vizier of al-Mamun, who was publicly seen as responsible for...

encyclopedia of medicine in Arabic language was by Persian scientist Ali ibn Sahl Rabban al-Tabari's Firdous al-Hikmah ("Paradise of Wisdom"), written in...

rays had an influence on later scholars such as Ibn al-Haytham, Robert Grosseteste and Roger Bacon. Ibn Sahl, a mathematician active in Baghdad during the...

Sahl may refer to: Arabic sahl سهل "easy", given name: Sahl ibn Bishr, Persian translator and astrologer Ibn Sahl (disambiguation) Abū Sahl al-Qūhī, Persian...

(d. 10th century) Abū Sahl al-Qūhī (d. 1000) Abu-Mahmud al-Khujandi (d. 1000) Al-Majriti (d. 1007) Ibn Yunus (d. 1009) Kushyar ibn Labban (d. 1029) Abu...

Abū al-Qāsim Khalaf ibn al-'Abbās al-Zahrāwī al-Ansari (Arabic: أبو القاسم خلف بن العباس الزهراوي;‎ c. 936–1013), popularly known as al-Zahrawi (الزهراوي)...

nonreligious books and texts. Ibn al-Nadim mentioned in his book Al-Fehrest, that the inventor of Reqa' script was Al-Fadl ibn Sahl.[citation needed] The script...

spent his childhood in Baghdad. Yahya ibn Abi Mansur's first known position was as an astrologer for al-Fadl ibn Sahl, vizier of the caliph al-Ma'mun. After...

عيسى بن يزيد بن سورة بن السكن)‎ Muḥammad ibn ‛Īsá ibn Sahl (محمد بن عيسى بن سهل)‎ Muḥammad ibn ‛Īsá ibn Sahl ibn Sawrah (محمد بن عيسى بن سهل بن سورة)‎ He...

Zakariyya' al-Qazwini (full name: Abū Yaḥyā Zakariyyāʾ ibn Muḥammad ibn Maḥmūd al-Qazwīnī, Arabic: أبو يحيى زكرياء بن محمد بن محمود القزويني), also known...

he was the maternal cousin of the Khurasani brothers al-Fadl ibn Sahl and al-Hasan ibn Sahl, two of al-Ma'mun's most powerful officials. Al-Tabari on the...

Abū Ṭalḥa, Zayd ibn Sahl ibn al-Aswad ibn Ḥarām al-Khazrajī (Arabic: أبو طلحة زيد بن سهل الأنصاري) was a renowned companion of the Islamic prophet Muḥammad...

Husayn ibn Ali. His full genealogy is given as "Alawi ibn Muhammad ibn Sahl ibn Muhammad ibn Ahmad ibn Sulayman ibn Umar ibn Muhammad ibn Sahl ibn Abd al-Rahman...

Abolhassan Ali ebn-e Sahl Azhar Esfahani (Arabic: أبوالحسن علي بن سهل الأصفهاني) was a Persian mystic. He lived in the era of Abbasid Caliph Al-Mu'tadid...