Jean-Marc Fontaine
E899887
Jean-Marc Fontaine was a French mathematician known for his foundational work in p-adic Hodge theory and arithmetic geometry.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jean-Marc Fontaine canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T10550278 — 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: Jean-Marc Fontaine Context triple: [Nicolas Bourbaki, hasMember, Jean-Marc Fontaine]
-
A.
Laurent Brosse
Laurent Brosse is a French local politician who serves as the mayor of the suburban Parisian town of Conflans-Sainte-Honorine.
-
B.
Matthieu Rougé
Matthieu Rougé is a French Roman Catholic prelate who serves as the bishop of the Diocese of Nanterre.
-
C.
Mathieu Froment
Mathieu Froment is the central character of Émile Zola’s novel "Fécondité," embodying the author’s exploration of family, morality, and social responsibility in turn-of-the-century France.
-
D.
Arnaud Vaillant
Arnaud Vaillant is a French fashion designer and co-founder of the innovative Paris-based label Coperni, known for its tech-inspired, sculptural womenswear.
-
E.
Laurent Mauvignier
Laurent Mauvignier is a contemporary French novelist known for his psychologically intense, formally innovative works that often explore trauma, memory, and social marginalization.
- 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: Jean-Marc Fontaine Target entity description: Jean-Marc Fontaine was a French mathematician known for his foundational work in p-adic Hodge theory and arithmetic geometry.
-
A.
Laurent Brosse
Laurent Brosse is a French local politician who serves as the mayor of the suburban Parisian town of Conflans-Sainte-Honorine.
-
B.
Matthieu Rougé
Matthieu Rougé is a French Roman Catholic prelate who serves as the bishop of the Diocese of Nanterre.
-
C.
Mathieu Froment
Mathieu Froment is the central character of Émile Zola’s novel "Fécondité," embodying the author’s exploration of family, morality, and social responsibility in turn-of-the-century France.
-
D.
Arnaud Vaillant
Arnaud Vaillant is a French fashion designer and co-founder of the innovative Paris-based label Coperni, known for its tech-inspired, sculptural womenswear.
-
E.
Laurent Mauvignier
Laurent Mauvignier is a contemporary French novelist known for his psychologically intense, formally innovative works that often explore trauma, memory, and social marginalization.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
French mathematician
ⓘ
human ⓘ mathematician ⓘ |
| areaOfInfluence |
Langlands program
ⓘ
modern number theory ⓘ |
| contributedTo |
foundations of p-adic Hodge theory
ⓘ
relationship between étale cohomology and p-adic Galois representations ⓘ |
| countryOfCitizenship | France ⓘ |
| doctoralAdvisor | Alexander Grothendieck ⓘ |
| educatedAt |
University of Paris
ⓘ
École Normale Supérieure ⓘ
linked to:
École Normale (Paris)
|
| employer |
CNRS
ⓘ
linked to:
Centre National de la Recherche Scientifique
Université Paris-Sud ⓘ |
| era |
20th-century mathematics
ⓘ
21st-century mathematics ⓘ |
| familyName | Fontaine ⓘ |
| fieldOfWork |
arithmetic geometry
ⓘ
mathematics ⓘ number theory ⓘ p-adic Hodge theory ⓘ |
| gender | male ⓘ |
| givenName | Jean-Marc ⓘ |
| hasAcademicDiscipline |
Galois representations
ⓘ
algebraic geometry ⓘ |
| influenced |
arithmetic geometry in the late 20th century
ⓘ
p-adic representation theory ⓘ |
| knownFor |
Fontaine rings
ⓘ
Fontaine’s theory of (φ,Γ)-modules ⓘ
linked to:
p-adic Hodge theory
classification of p-adic Galois representations ⓘ development of p-adic Hodge structures ⓘ foundational work in p-adic Hodge theory ⓘ work in arithmetic geometry ⓘ |
| languageOfWorkOrName | French ⓘ |
| memberOf |
Académie des sciences (France)
ⓘ
linked to:
Académie des Sciences
|
| name | Jean-Marc Fontaine ⓘ |
| notableConcept |
(φ,Γ)-modules over the Robba ring
ⓘ
B_{cris} (crystalline period ring) ⓘ
linked to:
p-adic Hodge theory
B_{dR} (de Rham period ring) ⓘ B_{st} (semistable period ring) ⓘ
linked to:
p-adic Hodge theory
Fontaine–Wintenberger theorem ⓘ Fontaine’s period rings ⓘ classification of crystalline representations ⓘ classification of de Rham representations ⓘ classification of semistable representations ⓘ p-adic comparison isomorphisms ⓘ |
| notableStudent |
Jean-Pierre Wintenberger
ⓘ
Laurent Fargues ⓘ |
| notableWork | papers on p-adic Galois representations and period rings ⓘ |
| occupation |
researcher
ⓘ
university teacher ⓘ |
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: Jean-Marc Fontaine Description of subject: Jean-Marc Fontaine was a French mathematician known for his foundational work in p-adic Hodge theory and arithmetic geometry.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.