Qutb Al-Din Al Shirazi
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Qotb al-Din Mahmoud b. Zia al-Din Mas'ud b. Mosleh Shirazi (; 1236–1311) was a 13th-century
Persian Persian may refer to: * People and things from Iran, historically called ''Persia'' in the English language ** Persians, the majority ethnic group in Iran, not to be conflated with the Iranic peoples ** Persian language, an Iranian language of the ...
polymath A polymath or polyhistor is an individual whose knowledge spans many different subjects, known to draw on complex bodies of knowledge to solve specific problems. Polymaths often prefer a specific context in which to explain their knowledge, ...
and
poet A poet is a person who studies and creates poetry. Poets may describe themselves as such or be described as such by others. A poet may simply be the creator (thought, thinker, songwriter, writer, or author) who creates (composes) poems (oral t ...
who made contributions to
astronomy Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest includ ...
,
mathematics Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...
,
medicine Medicine is the science and Praxis (process), practice of caring for patients, managing the Medical diagnosis, diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, ...
,
physics Physics is the scientific study of matter, its Elementary particle, fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge whi ...
,
music theory Music theory is the study of theoretical frameworks for understanding the practices and possibilities of music. ''The Oxford Companion to Music'' describes three interrelated uses of the term "music theory": The first is the "Elements of music, ...
,
philosophy Philosophy ('love of wisdom' in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, Value (ethics and social sciences), value, mind, and language. It is a rational an ...
and
Sufism Sufism ( or ) is a mysticism, mystic body of religious practice found within Islam which is characterized by a focus on Islamic Tazkiyah, purification, spirituality, ritualism, and Asceticism#Islam, asceticism. Practitioners of Sufism are r ...
.Sayyed ʿAbd-Allāh Anwār, ''
Encyclopædia Iranica ''Encyclopædia Iranica'' is a project whose goal is to create a comprehensive and authoritative English-language encyclopedia about the history, culture, and civilization of Iranian peoples from prehistory to modern times. Scope The ''Encyc ...
''
"QOṬB-AL-DIN ŠIRĀZI, Maḥmud b. Żiāʾ-al-Din Masʿud b. Moṣleḥ"
/ref>


Biography

He was born in
Kazerun Kazerun () is a city in the northwest of Fars Province in Iran and the center of Kazerun County. This city has an ancient history, numerous ancient and historical monuments, and numerous tourist attractions. Kazerun is the largest and most p ...
in October 1236 to a family with a tradition of
Sufism Sufism ( or ) is a mysticism, mystic body of religious practice found within Islam which is characterized by a focus on Islamic Tazkiyah, purification, spirituality, ritualism, and Asceticism#Islam, asceticism. Practitioners of Sufism are r ...
. His father, Zia' al-Din Mas'ud Kazeruni was a physician and also a leading
Sufi Sufism ( or ) is a mysticism, mystic body of religious practice found within Islam which is characterized by a focus on Islamic Tazkiyah, purification, spirituality, ritualism, and Asceticism#Islam, asceticism. Practitioners of Sufism are r ...
of the Kazeruni order. Zia' Al-Din received his Kherqa (Sufi robe) from Shahab al-Din Omar Suhrawardi. Qutb al-Din was garbed by the Kherqa (Sufi robe) as blessing by his father, aged ten. Later on, he also received his own robe from the hands of Najib al-Din Bozgush Shirazni, a famous
Sufi Sufism ( or ) is a mysticism, mystic body of religious practice found within Islam which is characterized by a focus on Islamic Tazkiyah, purification, spirituality, ritualism, and Asceticism#Islam, asceticism. Practitioners of Sufism are r ...
of the time. Quṭb al-Din began studying medicine under his father. His father practiced and taught medicine at the Mozaffari hospital in Shiraz. After his father's death (when Qutb al-Din was 14), his uncle and other masters of the period trained him in medicine. He also studied the Qanun (the
Canon Canon or Canons may refer to: Arts and entertainment * Canon (fiction), the material accepted as officially written by an author or an ascribed author * Literary canon, an accepted body of works considered as high culture ** Western canon, th ...
) of the famous Persian scholar
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
and its commentaries. In particular he read the commentary of Fakhr al-Din Razi on the
Canon of Medicine ''The Canon of Medicine'' () is an encyclopedia of medicine in five books compiled by Avicenna (, ibn Sina) and completed in 1025. It is among the most influential works of its time. It presents an overview of the contemporary medical knowled ...
and Qutb al-Din raised many issues of his own. This led to his decision to write his own commentary, where he resolved many of the issues with
Nasir al-Din al-Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persians, Persian polymath, architect, Early Islamic philosophy, philosopher, Islamic medicine, phy ...
. Qutb al-Din replaced his father as the ophthalmologist at the Mozaffari hospital in
Shiraz Shiraz (; ) is the List of largest cities of Iran, fifth-most-populous city of Iran and the capital of Fars province, which has been historically known as Pars (Sasanian province), Pars () and Persis. As of the 2016 national census, the popu ...
. At the same time, he pursued his education under his uncle Kamal al-Din Abu'l Khayr and then Sharaf al-Din Zaki Bushkani, and Shams al-Din Mohammad Kishi. All three were expert teachers of the Canon of
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
. He quit his medical profession ten years later and began to devote his time to further education under the guidance of
Nasir al-Din al-Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persians, Persian polymath, architect, Early Islamic philosophy, philosopher, Islamic medicine, phy ...
. When
Nasir al-Din al-Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persians, Persian polymath, architect, Early Islamic philosophy, philosopher, Islamic medicine, phy ...
, the renowned scholar-vizier of the
Mongol Mongols are an East Asian ethnic group native to Mongolia, China (Inner Mongolia and other 11 autonomous territories), as well as the republics of Buryatia and Kalmykia in Russia. The Mongols are the principal member of the large family of M ...
Holagu Khan established the observatory of
Maragha Maragheh () is a city in the Central District of Maragheh County, East Azerbaijan province, Iran, serving as capital of both the county and the district. Maragheh is on the bank of the river Sufi Chay. It is from Tabriz, the largest city ...
, Qutb al-Din Shirazi became attracted to the city. He left
Shiraz Shiraz (; ) is the List of largest cities of Iran, fifth-most-populous city of Iran and the capital of Fars province, which has been historically known as Pars (Sasanian province), Pars () and Persis. As of the 2016 national census, the popu ...
sometime after 1260 and was in Maragha about 1262. In
Maragha Maragheh () is a city in the Central District of Maragheh County, East Azerbaijan province, Iran, serving as capital of both the county and the district. Maragheh is on the bank of the river Sufi Chay. It is from Tabriz, the largest city ...
, Qutb al-din resumed his education under
Nasir al-Din al-Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persians, Persian polymath, architect, Early Islamic philosophy, philosopher, Islamic medicine, phy ...
, with whom he studied the al-Esharat wa'l-Tanbihat of
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
. He discussed with al-Tusi the difficulties he had understanding the first book of the Canon of Avicenna. While working in the new observatory, he studied astronomy under al-Tusi. One of the important scientific projects was the completion of the new astronomical table (
zij A ' () is an Islamic astronomical book that tabulates parameters used for astronomical calculations of the positions of the sun, moon, stars, and planets. Etymology The name ''zīj'' is derived from the Middle Persian term ' or ' "cord". Th ...
). In his testament (Wasiya), al-Tusi advises his son ṣil-a-Din to work with Qutb al-Din in the completion of the
Zij A ' () is an Islamic astronomical book that tabulates parameters used for astronomical calculations of the positions of the sun, moon, stars, and planets. Etymology The name ''zīj'' is derived from the Middle Persian term ' or ' "cord". Th ...
. Qutb-al-Din's stay in
Maragha Maragheh () is a city in the Central District of Maragheh County, East Azerbaijan province, Iran, serving as capital of both the county and the district. Maragheh is on the bank of the river Sufi Chay. It is from Tabriz, the largest city ...
was short. Subsequently, he traveled to
Khorasan KhorasanDabeersiaghi, Commentary on Safarnâma-e Nâsir Khusraw, 6th Ed. Tehran, Zavvâr: 1375 (Solar Hijri Calendar) 235–236 (; , ) is a historical eastern region in the Iranian Plateau in West and Central Asia that encompasses western and no ...
in the company of al-Tusi where he stayed to study under Najm al-Din Katebi Qazvini in the town of Jovayn and become his assistant. Some time after 1268, he journeyed to
Qazvin Qazvin (; ; ) is a city in the Central District (Qazvin County), Central District of Qazvin County, Qazvin province, Qazvin province, Iran, serving as capital of the province, the county, and the district. It is the largest city in the provi ...
,
Isfahan Isfahan or Esfahan ( ) is a city in the Central District (Isfahan County), Central District of Isfahan County, Isfahan province, Iran. It is the capital of the province, the county, and the district. It is located south of Tehran. The city ...
,
Baghdad Baghdad ( or ; , ) is the capital and List of largest cities of Iraq, largest city of Iraq, located along the Tigris in the central part of the country. With a population exceeding 7 million, it ranks among the List of largest cities in the A ...
and later Konya in Anatolia. This was a time when the Persian poet Jalal al-Din Muhammad Balkhi (
Rumi Jalāl al-Dīn Muḥammad Rūmī (), or simply Rumi (30 September 1207 – 17 December 1273), was a 13th-century poet, Hanafi '' faqih'' (jurist), Maturidi theologian (''mutakallim''), and Sufi mystic born during the Khwarazmian Empire ...
) was gaining fame there and it is reported that Qutb al-Din also met him. In Konya, he studied the Jam'e al-Osul of Ibn Al-Athir with Sadr al-Din Qunawi. The governor of Konya, Mo'in al-Din Parvana appointed him as the judge of
Sivas Sivas is a city in central Turkey. It is the seat of Sivas Province and Sivas District.İl Beledi ...
and
Malatya Malatya (; ; Syriac language, Syriac ܡܠܝܛܝܢܐ Malīṭīná; ; Ancient Greek: Μελιτηνή) is a city in the Eastern Anatolia region of Turkey and the capital of Malatya Province. The city has been a human settlement for thousands of y ...
. It was during this time that he compiled the books the ''Meftāḥ al-meftāh'', ''Ekhtiārāt al-moẓaffariya'', and his commentary on Sakkāki. In the year 1282, he was envoy on behalf of the
Ilkhanid The Ilkhanate or Il-khanate was a Mongol khanate founded in the southwestern territories of the Mongol Empire. It was ruled by the Il-Khans or Ilkhanids (), and known to the Mongols as ''Hülegü Ulus'' (). The Ilkhanid realm was officially known ...
Ahmad Takudar to Sayf al-Din Qalawun, the
Mamluk Mamluk or Mamaluk (; (singular), , ''mamālīk'' (plural); translated as "one who is owned", meaning "slave") were non-Arab, ethnically diverse (mostly Turkic, Caucasian, Eastern and Southeastern European) enslaved mercenaries, slave-so ...
ruler of Egypt. In his letter to Qalawun, the Ilkhanid ruler mentions Qutb al-Din as the chief judge. Qutb al-Din during this time collected various critiques and commentaries on
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
's Canon and used them on his commentary on the Kolliyāt. The last part of Qutb al-Din's active career was teaching the Canon of Avicenna and the Shefa of Avicenna in
Syria Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
. He soon left for
Tabriz Tabriz (; ) is a city in the Central District (Tabriz County), Central District of Tabriz County, in the East Azerbaijan province, East Azerbaijan province of northwestern Iran. It serves as capital of the province, the county, and the distric ...
after that and died shortly after. He was buried in the Čarandāb cemetery of the city. Shirazi identified observations by the scholar
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
in the 11th century and
Ibn Bajjah Abū Bakr Muḥammad ibn Yaḥyà ibn aṣ-Ṣā’igh at-Tūjībī ibn Bājja (), known simply as Ibn Bajja () or his Latinized name Avempace (;  – 1138), was an Arab polymath, whose writings include works regarding astronomy, physi ...
in the 12th century as transits of
Venus Venus is the second planet from the Sun. It is often called Earth's "twin" or "sister" planet for having almost the same size and mass, and the closest orbit to Earth's. While both are rocky planets, Venus has an atmosphere much thicker ...
and Mercury. However, Ibn Bajjah cannot have observed a transit of Venus, as none occurred in his lifetime. Qutb al-Din had an insatiable desire for learning, which is evidenced by the twenty-four years he spent studying with masters of the time in order to write his commentary on the Kolliyāt. He was also distinguished by his extensive breadth of knowledge, a clever sense of humor and indiscriminate generosity. He was also a master chess player and played the musical instrument known as the Rabab, a favorite instrument of the Persian poet
Rumi Jalāl al-Dīn Muḥammad Rūmī (), or simply Rumi (30 September 1207 – 17 December 1273), was a 13th-century poet, Hanafi '' faqih'' (jurist), Maturidi theologian (''mutakallim''), and Sufi mystic born during the Khwarazmian Empire ...
.


Works


Mathematical

* ''Tarjoma-ye Taḥrir-e Oqlides'' a work on
geometry Geometry (; ) is a branch of mathematics concerned with properties of space such as the distance, shape, size, and relative position of figures. Geometry is, along with arithmetic, one of the oldest branches of mathematics. A mathematician w ...
in Persian in fifteen chapters containing mainly the translation of the work of
Nasir al-Din Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persian polymath, architect, philosopher, physician, scientist, and theologian. Nasir al-Din al-Tus ...
, completed in November 1282 and dedicated to Moʿin-al-Din Solaymān Parvāna. * ''Risala fi Harkat al-Daraja'' a work on
Mathematics Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...


Astronomy and Geography

* ''Eḵtiārāt-e moẓaffari'' It is a treatise on astronomy in Persian in four chapters and extracted from his other work Nehāyat al-edrāk. The work was dedicated to Mozaffar-al-Din Bulaq Arsalan. * ''Fi ḥarakāt al-dahraja wa’l-nesba bayn al-mostawi wa’l-monḥani'' written as an appendix to Nehāyat al-edrāk * ''Nehāyat al-edrāk ''- ''The Limit of Accomplishment concerning Knowledge of the Heavens'' (Nehāyat al-edrāk fi dirayat al-aflak) completed in 1281, and ''The Royal Present'' (Al-Tuhfat al-Shahiya) completed in 1284. Both presented his models for planetary motion, improving on
Ptolemy Claudius Ptolemy (; , ; ; – 160s/170s AD) was a Greco-Roman mathematician, astronomer, astrologer, geographer, and music theorist who wrote about a dozen scientific treatises, three of which were important to later Byzantine science, Byzant ...
's principles.Kennedy, E. S. – ''Late Medieval Planetary Theory'', Isis, Vol. 57, No. 3. (Autumn, 1966), pp. 365–378., The University of Chicago Press * ''Ketāb faʿalta wa lā talom fi’l-hayʾa'', an Arabic work on astronomy, written for Aṣil-al-Din, son of
Nasir al-Din Tusi Muḥammad ibn Muḥammad ibn al-Ḥasan al-Ṭūsī (1201 – 1274), also known as Naṣīr al-Dīn al-Ṭūsī (; ) or simply as (al-)Tusi, was a Persian polymath, architect, philosopher, physician, scientist, and theologian. Nasir al-Din al-Tus ...
* ''Šarḥ Taḏkera naṣiriya'' on astronomy. * ''Al-Tuḥfa al-šāhiya fi’l-hayʾa'', an Arabic book on astronomy, having four chapters, written for Moḥammad b. Ṣadr-al-Saʿid, known as Tāj-al-Eslām Amiršāh * ''*Ḥall moškelāt al-Majesṭi'' a book on astronomy, titled Ḥall moškelāt al-Majesṭi


Philosophical

* ''Dorrat al-tāj fi ḡorrat al-dabbāj'' Qutb al-Din al-Shirazi's most famous work is the Pearly Crown (''Durrat al-taj li-ghurrat al-Dabbāj''), written in Persian around AD 1306 (705 AH). It is an Encyclopedic work on philosophy written for Rostam Dabbāj, the ruler of the Iranian land of
Gilan Gilan Province () is one of the 31 provinces of Iran, in the northwest of the country and southwest of the Caspian Sea. Its capital is the city of Rasht. The province lies along the Caspian Sea, in Iran's Region 3, west of the province of ...
. It includes philosophical outlook on natural sciences, theology, logic, public affairs, ethics, mysticism, astronomy, mathematics, arithmetic and music. * ''Šarḥ Ḥekmat al-ešrāq Šayḵ Šehāb-al-Din Sohravardi'', on philosophy and mysticism of Shahab al-Din Suhrawardi and his philosophy of illumination in Arabic.


Medicine

*''Al-Tuḥfat al-saʿdiyah'' also called ''Nuzhat al-ḥukamāʾ wa rawżat al-aṭibbāʾ'', on
medicine Medicine is the science and Praxis (process), practice of caring for patients, managing the Medical diagnosis, diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, ...
, a comprehensive commentary in five volumes on the Kolliyāt of the
Canon Canon or Canons may refer to: Arts and entertainment * Canon (fiction), the material accepted as officially written by an author or an ascribed author * Literary canon, an accepted body of works considered as high culture ** Western canon, th ...
of
Avicenna Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world, flourishing during the Islamic Golden Age, serving in the courts of various Iranian peoples, Iranian ...
written in Arabic. *''Risāla fi’l-baraṣ'', a medical treatise on leprosy in Arabic *''Risāla fi bayān al-ḥājat ila’l-ṭibb wa ādāb al-aṭibbāʾ wa waṣāyā-hum ''


Religion, Sufism, Theology, Law, Linguistics and Rhetoric and others

*''Al-Enteṣāf'' a gloss in Arabic on
Zamakhshari Abu al-Qasim Mahmud ibn Umar al-Zamakhshari (; 1074 –1143) was a medieval Muslim scholar of Iranian descent. He travelled to Mecca and settled there for five years and has been known since then as 'Jar Allah' (God's Neighbor). He was a Mu'tazil ...
's Qurʾan commentary, al-Kaššāf. *''Fatḥ al-mannān fi tafsir al-Qorʾān'' a comprehensive commentary on the Qurʾan in forty volumes, written in Arabic and also known by the title Tafsir ʿallāmi * ''Ḥāšia bar Ḥekmat al-ʿayn'' on theology; it is a commentary of Ḥekmat al-ʿayn of Najm-al-Din ʿAli Dabirān Kātebi *''Moškelāt al-eʿrāb'' on Arabic syntax *''Moškelāt al-tafāsir or Moškelāt al-Qorʾān'', on rhetoric *''Meftāḥ al-meftāhá'', a commentary on the third section of the Meftāḥ al-ʿolum, a book on Arabic grammar and rhetoric by Abu Yaʿqub Seraj-al-Din Yusof Skkaki Khwarizmi *''Šarḥ Moḵtaṣar al-oṣul Ebn Ḥājeb'', a commentary on Ebn Ḥājeb's Montaha’l-soʾāl wa’l-ʿamal fi ʿelmay al-oṣul wa’l-jadwal, a book on the sources of law according to the
Maliki The Maliki school or Malikism is one of the four major madhhab, schools of Islamic jurisprudence within Sunni Islam. It was founded by Malik ibn Anas () in the 8th century. In contrast to the Ahl al-Hadith and Ahl al-Ra'y schools of thought, the ...
school of thought *''Sazāvār-e Efteḵā'', Moḥammad-ʿAli Modarres attributes a book by this title to Quṭb-al-Din, without providing any information about its content *''Tāj al-ʿolum'' A book attributed to him by Zerekli *''al-Tabṣera'' A book attributed to him by Zerekli *''A book on ethnics'' and ''poetry'', Quṭb-al-Din is also credited with the authorship of a book on ethics in Persian, written for Malek ʿEzz-al-Din, the ruler of Shiraz. He also wrote poetry but apparently did not leave a divan (a book of poems) Qutb al-Din was also a
Sufi Sufism ( or ) is a mysticism, mystic body of religious practice found within Islam which is characterized by a focus on Islamic Tazkiyah, purification, spirituality, ritualism, and Asceticism#Islam, asceticism. Practitioners of Sufism are r ...
from a family of Sufis in Shiraz. He is famous for the commentary on Hikmat al-ishraq of Suhrawardi, the most influential work of Islamic Illuminist philosophy.


See also

*
List of Iranian scientists The following is a list of Iranian scientists, engineers, and scholars who lived from antiquity up until the beginning of the modern age. A * Abdul Qadir Gilani (12th century) theologian and philosopher * Abu al-Qasim Muqane'i (10th century) ...
*
List of Persian poets and authors The list is not comprehensive, but is continuously being expanded and includes Persian poets as well as poets who write in Persian from Iran, Azerbaijan, Iraq, Georgia, Dagestan, Turkey, Syria, Afghanistan, Turkmenistan, Tajikistan, Uzbekistan, ...
*
Persian literature Persian literature comprises oral compositions and written texts in the Persian language and is one of the world's oldest literatures. It spans over two-and-a-half millennia. Its sources have been within Greater Iran including present-day ...


References


External links

*
PDF version
*
Web page that talks about al-Shīrāzī writing music with notation.
{{DEFAULTSORT:Shirazi, Qutb Al-Din 1236 births 1311 deaths Iranian Sufis Persian-language poets People from Shiraz 13th-century Iranian mathematicians 14th-century Iranian physicians 14th-century Iranian philosophers Medieval physicists 13th-century Iranian astronomers 14th-century Persian-language writers 13th-century Persian-language writers Music theorists of the medieval Islamic world People from Kazerun Iranian music theorists 13th-century Iranian philosophers Scholars from the Ilkhanate Supporters of Ibn Arabi People under the Salghurids Astronomers of the medieval Islamic world Medieval Islamic philosophers