Nasir al-Din al-Tusi
E108878
Nasir al-Din al-Tusi was a 13th-century Persian polymath renowned for his influential works in astronomy, mathematics, philosophy, and theology.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Nasir al-Din al-Tusi canonical | 17 |
| Khwaja Nasir al-Din al-Tusi | 1 |
| Muhammad ibn Muhammad ibn al-Hasan al-Tusi | 1 |
| Nasir al-Din Tusi | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T743314 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nasir al-Din al-Tusi Context triple: [Islamic Golden Age, notableScholar, Nasir al-Din al-Tusi]
-
A.
Omar Khayyam
Omar Khayyam was an 11th–12th century Persian polymath renowned as a poet, mathematician, and astronomer, best known in the West for the Rubáiyát in its English translation.
-
B.
Al-Biruni
Al-Biruni was an 11th-century Persian polymath renowned for his pioneering works in astronomy, mathematics, geography, and comparative religion.
-
C.
Al-Kindi
Al-Kindi was a pioneering 9th-century Arab philosopher, mathematician, and polymath often called the “Philosopher of the Arabs” for his role in introducing and developing Greek philosophy within the Islamic intellectual tradition.
-
D.
Avicenna
Avicenna was an influential Persian polymath and philosopher of the Islamic Golden Age, best known for his works in metaphysics and medicine, especially "The Book of Healing" and "The Canon of Medicine."
-
E.
Al-Sufi
Al-Sufi was a renowned 10th-century Persian astronomer and scholar best known for his influential star catalog and detailed descriptions of constellations in "The Book of Fixed Stars."
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nasir al-Din al-Tusi Target entity description: Nasir al-Din al-Tusi was a 13th-century Persian polymath renowned for his influential works in astronomy, mathematics, philosophy, and theology.
-
A.
Omar Khayyam
Omar Khayyam was an 11th–12th century Persian polymath renowned as a poet, mathematician, and astronomer, best known in the West for the Rubáiyát in its English translation.
-
B.
Al-Biruni
Al-Biruni was an 11th-century Persian polymath renowned for his pioneering works in astronomy, mathematics, geography, and comparative religion.
-
C.
Al-Kindi
Al-Kindi was a pioneering 9th-century Arab philosopher, mathematician, and polymath often called the “Philosopher of the Arabs” for his role in introducing and developing Greek philosophy within the Islamic intellectual tradition.
-
D.
Avicenna
Avicenna was an influential Persian polymath and philosopher of the Islamic Golden Age, best known for his works in metaphysics and medicine, especially "The Book of Healing" and "The Canon of Medicine."
-
E.
Al-Sufi
Al-Sufi was a renowned 10th-century Persian astronomer and scholar best known for his influential star catalog and detailed descriptions of constellations in "The Book of Fixed Stars."
- F. None of above. chosen
Statements (62)
| Predicate | Object |
|---|---|
| instanceOf |
Persian scholar
ⓘ
astronomer ⓘ mathematician ⓘ person ⓘ philosopher ⓘ polymath ⓘ theologian ⓘ |
| alsoKnownAs |
Nasir al-Din al-Tusi
ⓘ
surface form:
Khwaja Nasir al-Din al-Tusi
Nasir al-Din al-Tusi ⓘ
surface form:
Nasir al-Din Tusi
|
| birthName |
Nasir al-Din al-Tusi
self-linksurface differs
ⓘ
surface form:
Muhammad ibn Muhammad ibn al-Hasan al-Tusi
|
| contributedTo |
development of trigonometry as an independent discipline
ⓘ
planetary models ⓘ spherical trigonometry ⓘ |
| countryOfCitizenship |
Mongol Ilkhanate
ⓘ
surface form:
Ilkhanate
Khwarazmian Empire ⓘ |
| dateOfBirth | 1201 ⓘ |
| dateOfDeath | 1274 ⓘ |
| employer |
Hülegü Khan
ⓘ
surface form:
Hulagu Khan
Mongol Ilkhanate ⓘ
surface form:
Ilkhanate
|
| era | 13th century ⓘ |
| ethnicGroup | Persians ⓘ |
| fieldOfWork |
astronomical instrumentation
ⓘ
astronomy ⓘ ethics ⓘ logic ⓘ mathematics ⓘ philosophy ⓘ theology ⓘ |
| founded | Maragha observatory ⓘ |
| influenced |
Ibn al-Shatir
ⓘ
Nicolaus Copernicus ⓘ |
| influencedBy |
Avicenna
ⓘ
surface form:
Ibn Sina
Al-Farabi ⓘ
surface form:
al-Farabi
Al-Khwarizmi ⓘ
surface form:
al-Khwarizmi
|
| knownFor | Tusi couple ⓘ |
| languageOfWorkOrName |
Arabic
ⓘ
Persian language ⓘ
surface form:
Persian
|
| movement | Islamic Golden Age ⓘ |
| notableWork |
Akhlaq-i Nasiri
ⓘ
Risala fi al-tanjim ⓘ Al-Isharat wa al-Tanbihat ⓘ
surface form:
Sharh al-Isharat wa-l-tanbihat
Tadhkira fi ilm al-hay'a ⓘ Tahrir al-Majisti ⓘ Zij-i Ilkhani ⓘ |
| placeOfActivity |
Alamut
ⓘ
Baghdad ⓘ Maragheh ⓘ
surface form:
Maragha
|
| placeOfBirth |
Khorasan
ⓘ
Persia ⓘ Tus ⓘ |
| placeOfDeath | Baghdad ⓘ |
| positionHeld |
court astronomer
ⓘ
director of Maragha observatory ⓘ vizier ⓘ |
| religion | Islam ⓘ |
| religiousDenomination |
Twelver Shia
ⓘ
surface form:
Twelver Shia Islam
|
| wroteOn |
astronomy
ⓘ
ethics ⓘ logic ⓘ mathematics ⓘ metaphysics ⓘ theology ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Nasir al-Din al-Tusi Description of subject: Nasir al-Din al-Tusi was a 13th-century Persian polymath renowned for his influential works in astronomy, mathematics, philosophy, and theology.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Muhammad ibn Muhammad ibn al-Hasan al-Tusi
this entity surface form:
Khwaja Nasir al-Din al-Tusi
this entity surface form:
Nasir al-Din Tusi