Liber Abaci
E660683
Liber Abaci is a 1202 mathematical treatise by Leonardo of Pisa (Fibonacci) that introduced and promoted the use of Hindu–Arabic numerals and modern arithmetic to medieval Europe.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Liber Abaci canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T7375240 — 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: Liber Abaci Context triple: [Hindu–Arabic numeral system, popularizedByWork, Liber Abaci]
-
A.
De institutione arithmetica
De institutione arithmetica is a foundational late antique Latin treatise on arithmetic that transmitted and systematized ancient Greek number theory for the medieval West.
-
B.
Trattato d’abaco
Trattato d’abaco is a mathematical treatise by Renaissance artist and mathematician Piero della Francesca, focusing on arithmetic and practical calculation methods.
-
C.
Al-Khwarizmi's Al-jabr wa-l-muqabala
Al-Khwarizmi's *Al-jabr wa-l-muqabala* is a foundational 9th-century mathematical treatise that systematically introduced and developed algebra as an independent discipline.
-
D.
Treatise on the Division of Quadrants (Omar Khayyam)
Treatise on the Division of Quadrants is a mathematical work by Omar Khayyam in which he investigates geometric constructions and the division of arcs and quadrants, contributing to the development of geometry beyond Euclid.
-
E.
Zīj al-Sindhind
Zīj al-Sindhind is an influential early 9th-century astronomical handbook and set of tables by Al-Khwarizmi that helped introduce and adapt Indian and Persian astronomical methods to the Islamic world.
- 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: Liber Abaci Target entity description: Liber Abaci is a 1202 mathematical treatise by Leonardo of Pisa (Fibonacci) that introduced and promoted the use of Hindu–Arabic numerals and modern arithmetic to medieval Europe.
-
A.
De institutione arithmetica
De institutione arithmetica is a foundational late antique Latin treatise on arithmetic that transmitted and systematized ancient Greek number theory for the medieval West.
-
B.
Trattato d’abaco
Trattato d’abaco is a mathematical treatise by Renaissance artist and mathematician Piero della Francesca, focusing on arithmetic and practical calculation methods.
-
C.
Al-Khwarizmi's Al-jabr wa-l-muqabala
Al-Khwarizmi's *Al-jabr wa-l-muqabala* is a foundational 9th-century mathematical treatise that systematically introduced and developed algebra as an independent discipline.
-
D.
Treatise on the Division of Quadrants (Omar Khayyam)
Treatise on the Division of Quadrants is a mathematical work by Omar Khayyam in which he investigates geometric constructions and the division of arcs and quadrants, contributing to the development of geometry beyond Euclid.
-
E.
Zīj al-Sindhind
Zīj al-Sindhind is an influential early 9th-century astronomical handbook and set of tables by Al-Khwarizmi that helped introduce and adapt Indian and Persian astronomical methods to the Islamic world.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
book
ⓘ
mathematical treatise ⓘ |
| author |
Fibonacci
ⓘ
Leonardo of Pisa ⓘ
linked to:
Leonardo Fibonacci
|
| contains |
problems in commercial arithmetic
ⓘ
problems involving barter ⓘ problems involving currency conversion ⓘ problems involving profit and interest ⓘ problems involving weights and measures ⓘ recreational mathematics problems ⓘ the rabbit population problem ⓘ worked examples of arithmetic ⓘ |
| countryOfOrigin | Republic of Pisa ⓘ |
| discusses |
fractions
ⓘ
number theoretic methods ⓘ proportions ⓘ square roots ⓘ |
| field | mathematics ⓘ |
| hasLegacy |
early systematic exposition of Hindu–Arabic numerals in the West
ⓘ
foundation for modern commercial arithmetic in Europe ⓘ |
| historicalPeriod | High Middle Ages ⓘ |
| influenced |
adoption of Hindu–Arabic numerals in Europe
ⓘ
development of European mathematics ⓘ |
| introducedConcept | Fibonacci sequence ⓘ |
| introducedToRegion | medieval Europe ⓘ |
| mainSubject |
Hindu–Arabic numerals
ⓘ
linked to:
Hindu–Arabic numeral system
arithmetic ⓘ commercial mathematics ⓘ number theory ⓘ |
| notableProblem | rabbit reproduction problem ⓘ |
| notableWork |
Liber Abaci
ⓘ
Liber Abaci ⓘ |
| originalLanguage | Latin ⓘ |
| promotedUseOf |
Hindu–Arabic numeral system
ⓘ
positional decimal system ⓘ |
| publicationYear | 1202 ⓘ |
| replacedSystem |
Roman numerals
ⓘ
abacus-based calculation ⓘ |
| revisedEditionYear | 1228 ⓘ |
| structure | chapters with problem–solution format ⓘ |
| timePeriodDescribed | 13th century Europe ⓘ |
| titleTranslation | Book of Calculation ⓘ |
| usedFor |
teaching arithmetic
ⓘ
training merchants ⓘ |
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: Liber Abaci Description of subject: Liber Abaci is a 1202 mathematical treatise by Leonardo of Pisa (Fibonacci) that introduced and promoted the use of Hindu–Arabic numerals and modern arithmetic to medieval Europe.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.