Charles Dupin
E630430
Charles Dupin was a 19th-century French mathematician, engineer, and economist known for his work in geometry, cartography, and social statistics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Charles Dupin canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6904636 — 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: Charles Dupin Context triple: [Prix Charles Dupin de la fondation de la Ville de Paris, namedAfter, Charles Dupin]
-
A.
Jacques Babinet
Jacques Babinet was a 19th-century French physicist and optician best known for his work on diffraction and for formulating Babinet's principle in wave optics.
-
B.
Alexandre Antoine Davy de la Pailleterie
Alexandre Antoine Davy de la Pailleterie was a French nobleman and military officer best known as the aristocratic father of General Thomas-Alexandre Dumas and grandfather of novelist Alexandre Dumas.
-
C.
Philippe-François-Joseph Le Bas
Philippe-François-Joseph Le Bas was a French lawyer, revolutionary politician, and close ally of Robespierre who served as a deputy to the National Convention during the French Revolution.
-
D.
Jean-Baptiste Marie Colin
Jean-Baptiste Marie Colin was a French painter associated with the prestigious Académie royale de peinture et de sculpture in Paris.
-
E.
François Marie Daudin
François Marie Daudin was a French zoologist and herpetologist known for his pioneering taxonomic work on reptiles and amphibians in the late 18th and early 19th centuries.
- 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: Charles Dupin Target entity description: Charles Dupin was a 19th-century French mathematician, engineer, and economist known for his work in geometry, cartography, and social statistics.
-
A.
Jacques Babinet
Jacques Babinet was a 19th-century French physicist and optician best known for his work on diffraction and for formulating Babinet's principle in wave optics.
-
B.
Alexandre Antoine Davy de la Pailleterie
Alexandre Antoine Davy de la Pailleterie was a French nobleman and military officer best known as the aristocratic father of General Thomas-Alexandre Dumas and grandfather of novelist Alexandre Dumas.
-
C.
Philippe-François-Joseph Le Bas
Philippe-François-Joseph Le Bas was a French lawyer, revolutionary politician, and close ally of Robespierre who served as a deputy to the National Convention during the French Revolution.
-
D.
Jean-Baptiste Marie Colin
Jean-Baptiste Marie Colin was a French painter associated with the prestigious Académie royale de peinture et de sculpture in Paris.
-
E.
François Marie Daudin
François Marie Daudin was a French zoologist and herpetologist known for his pioneering taxonomic work on reptiles and amphibians in the late 18th and early 19th centuries.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
French politician
ⓘ
economist ⓘ human ⓘ mathematician ⓘ peer of France ⓘ |
| countryOfCitizenship | France ⓘ |
| dateOfBirth | 1784-10-06 ⓘ |
| dateOfDeath | 1873-01-18 ⓘ |
| educatedAt | École Polytechnique ⓘ |
| employer | École Polytechnique ⓘ |
| era | 19th century ⓘ |
| familyName |
Dupin
ⓘ
linked to:
Pierre Charles François Dupin
|
| fieldOfWork |
cartography
ⓘ
economics ⓘ engineering ⓘ geometry ⓘ social statistics ⓘ |
| fullName | Pierre Charles François Dupin ⓘ |
| givenName |
Charles
ⓘ
Pierre ⓘ |
| hasAcademicDiscipline |
mechanics
ⓘ
naval engineering ⓘ |
| knownFor |
application of statistics to social and economic questions
ⓘ
development of thematic cartography in France ⓘ work on differential geometry of surfaces ⓘ |
| languageOfWorkOrName | French ⓘ |
| memberOf |
French Academy of Sciences
ⓘ
linked to:
Académie des Sciences
|
| nativeLanguage | French ⓘ |
| notableAchievement |
introduced early statistical maps to represent social data
ⓘ
pioneered use of shaded maps for literacy statistics ⓘ |
| notableConcept |
Dupin cyclide
ⓘ
Dupin indicatrix ⓘ |
| notableWork |
Dupin indicatrix
ⓘ
choropleth map of education in France ⓘ |
| occupation |
economist
ⓘ
engineer ⓘ mathematician ⓘ politician ⓘ |
| placeOfBirth |
France
ⓘ
Nièvre ⓘ Varzy ⓘ |
| placeOfDeath |
France
ⓘ
Paris ⓘ |
| positionHeld |
French senator (Second Empire)
ⓘ
member of the Chamber of Peers of France ⓘ professor at Conservatoire des Arts et Métiers ⓘ |
| sexOrGender | male ⓘ |
| workedOn |
industrial economics
ⓘ
naval architecture ⓘ |
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: Charles Dupin Description of subject: Charles Dupin was a 19th-century French mathematician, engineer, and economist known for his work in geometry, cartography, and social statistics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.