Béla Szőkefalvi-Nagy
E747351
Béla Szőkefalvi-Nagy was a Hungarian mathematician renowned for his contributions to functional analysis and operator theory.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Béla Szőkefalvi-Nagy canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8640772 — 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: Béla Szőkefalvi-Nagy Context triple: [Frigyes Riesz, coAuthor, Béla Szőkefalvi-Nagy]
-
A.
Pál Kalmár
Pál Kalmár was a Hungarian singer best known for his early and influential recording of the melancholic song "Gloomy Sunday."
-
B.
Pál Losonczi
Pál Losonczi was a Hungarian communist politician who served as Chairman of the Presidential Council of the Hungarian People's Republic from 1967 to 1987, effectively acting as the country's head of state.
-
C.
Lipót Fejér
Lipót Fejér was a Hungarian mathematician renowned for his fundamental contributions to harmonic analysis and Fourier series, and for mentoring a generation of influential mathematicians.
-
D.
Pál Turán
Pál Turán was a Hungarian mathematician renowned for his influential work in number theory and combinatorics, including the development of Turán's theorem in extremal graph theory.
-
E.
Pólya György
Pólya György was a Hungarian mathematician renowned for his work in problem solving, combinatorics, and mathematical education, and for authoring the classic book "How to Solve It."
- 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: Béla Szőkefalvi-Nagy Target entity description: Béla Szőkefalvi-Nagy was a Hungarian mathematician renowned for his contributions to functional analysis and operator theory.
-
A.
Pál Kalmár
Pál Kalmár was a Hungarian singer best known for his early and influential recording of the melancholic song "Gloomy Sunday."
-
B.
Pál Losonczi
Pál Losonczi was a Hungarian communist politician who served as Chairman of the Presidential Council of the Hungarian People's Republic from 1967 to 1987, effectively acting as the country's head of state.
-
C.
Lipót Fejér
Lipót Fejér was a Hungarian mathematician renowned for his fundamental contributions to harmonic analysis and Fourier series, and for mentoring a generation of influential mathematicians.
-
D.
Pál Turán
Pál Turán was a Hungarian mathematician renowned for his influential work in number theory and combinatorics, including the development of Turán's theorem in extremal graph theory.
-
E.
Pólya György
Pólya György was a Hungarian mathematician renowned for his work in problem solving, combinatorics, and mathematical education, and for authoring the classic book "How to Solve It."
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
mathematician ⓘ university teacher ⓘ |
| academicDiscipline | pure mathematics ⓘ |
| areaOfInfluence | 20th-century mathematics ⓘ |
| coAuthor | Ciprian Foiaș NERFINISHED ⓘ |
| contributedTo |
development of modern operator theory
ⓘ
functional models for operators ⓘ |
| countryOfCitizenship | Hungary ⓘ |
| employer | University of Szeged NERFINISHED ⓘ |
| ethnicGroup | Hungarian ⓘ |
| familyName | Szőkefalvi-Nagy NERFINISHED ⓘ |
| fieldOfWork |
Hilbert space theory
ⓘ
functional analysis ⓘ harmonic analysis ⓘ mathematics ⓘ operator theory ⓘ |
| givenName | Béla NERFINISHED ⓘ |
| hasAcademicAdvisor | Frigyes Riesz NERFINISHED ⓘ |
| hasCanonicalNameVariant |
Bela Szokefalvi-Nagy
NERFINISHED
ⓘ
Sz.-Nagy Béla NERFINISHED ⓘ |
| hasHonorific | member of the Hungarian Academy of Sciences ⓘ |
| influencedBy |
Alfréd Haar
NERFINISHED
ⓘ
Frigyes Riesz NERFINISHED ⓘ |
| knownFor |
Sz.-Nagy–Foiaș functional model
NERFINISHED
ⓘ
contributions to functional analysis ⓘ contributions to operator theory ⓘ work on Hilbert space operators ⓘ |
| languageOfWorkOrName |
English
ⓘ
French ⓘ Hungarian ⓘ |
| memberOf | Hungarian Academy of Sciences NERFINISHED ⓘ |
| name | Béla Szőkefalvi-Nagy NERFINISHED ⓘ |
| nativeLanguage | Hungarian language ⓘ |
| notableStudent | Ciprian Foiaș NERFINISHED ⓘ |
| notableWork |
Analyse harmonique des opérateurs de l’espace de Hilbert
NERFINISHED
ⓘ
Functional Analysis NERFINISHED ⓘ Harmonic Analysis of Operators on Hilbert Space NERFINISHED ⓘ Introduction to Real Functions and Orthogonal Expansions NERFINISHED ⓘ Leçons d’analyse fonctionnelle NERFINISHED ⓘ |
| occupation |
mathematician
ⓘ
university professor ⓘ |
| positionHeld | professor at University of Szeged ⓘ |
| sexOrGender | male ⓘ |
| studied |
contraction operators on Hilbert space
ⓘ
operator dilations ⓘ spectral theory of operators ⓘ |
| workLocation | Szeged NERFINISHED ⓘ |
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: Béla Szőkefalvi-Nagy Description of subject: Béla Szőkefalvi-Nagy was a Hungarian mathematician renowned for his contributions to functional analysis and operator theory.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.