Emanuel Sperner
E518468
Emanuel Sperner was a German mathematician known for his contributions to combinatorics and lattice theory, including the formulation of Sperner's lemma and Sperner's theorem.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Emanuel Sperner canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5425442 — 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: Emanuel Sperner Context triple: [Sperner's lemma, namedAfter, Emanuel Sperner]
-
A.
Max Edrei
Max Edrei was a French architect best known for co-designing the monumental Douaumont Ossuary commemorating soldiers who died in the Battle of Verdun during World War I.
-
B.
Hans Zassenhaus
Hans Zassenhaus was a German mathematician known for his contributions to group theory, algebra, and computational algebra, including the development of the Zassenhaus algorithm and Zassenhaus lemma.
-
C.
Ernst Specker
Ernst Specker was a Swiss mathematician best known for his foundational work in logic and the co-discovery of the Kochen–Specker theorem in quantum mechanics.
-
D.
Max Dehn
Max Dehn was a German mathematician known for his foundational work in topology and group theory, including the introduction of Dehn surgery and the study of decision problems in group theory.
-
E.
Andreas Speiser
Andreas Speiser was a Swiss mathematician known for his work in group theory, algebra, and the history and philosophy of mathematics.
- 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: Emanuel Sperner Target entity description: Emanuel Sperner was a German mathematician known for his contributions to combinatorics and lattice theory, including the formulation of Sperner's lemma and Sperner's theorem.
-
A.
Max Edrei
Max Edrei was a French architect best known for co-designing the monumental Douaumont Ossuary commemorating soldiers who died in the Battle of Verdun during World War I.
-
B.
Hans Zassenhaus
Hans Zassenhaus was a German mathematician known for his contributions to group theory, algebra, and computational algebra, including the development of the Zassenhaus algorithm and Zassenhaus lemma.
-
C.
Ernst Specker
Ernst Specker was a Swiss mathematician best known for his foundational work in logic and the co-discovery of the Kochen–Specker theorem in quantum mechanics.
-
D.
Max Dehn
Max Dehn was a German mathematician known for his foundational work in topology and group theory, including the introduction of Dehn surgery and the study of decision problems in group theory.
-
E.
Andreas Speiser
Andreas Speiser was a Swiss mathematician known for his work in group theory, algebra, and the history and philosophy of mathematics.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
mathematician ⓘ |
| citizenship | German ⓘ |
| countryOfCitizenship | Germany ⓘ |
| dateOfBirth | 1905-12-09 ⓘ |
| dateOfDeath | 1980-01-31 ⓘ |
| doctoralAdvisor | Alfred Loewy ⓘ |
| doctoralThesisTitle | Über einen Satz aus der Theorie der abstrakten Mengenlehre ⓘ |
| doctoralThesisYear | 1928 ⓘ |
| educatedAt |
University of Greifswald
ⓘ
University of Göttingen ⓘ |
| employer | University of Hamburg ⓘ |
| familyName |
Sperner
ⓘ
linked to:
Sperner family
|
| fieldOfWork |
combinatorics
ⓘ
lattice theory ⓘ mathematics ⓘ |
| gender | male ⓘ |
| givenName |
Emanuel
ⓘ
linked to:
Emmanuel
|
| hasAcademicDiscipline |
discrete mathematics
ⓘ
order theory ⓘ |
| hasWikipediaPage | https://en.wikipedia.org/wiki/Emanuel_Sperner ⓘ |
| influenced |
combinatorial topology
ⓘ
fixed-point theorems in topology ⓘ |
| knownFor |
contributions to combinatorics
ⓘ
contributions to lattice theory ⓘ formulation of Sperner's lemma ⓘ formulation of Sperner's theorem ⓘ |
| memberOf | University of Hamburg faculty ⓘ |
| name | Emanuel Sperner ⓘ |
| nativeLanguage | German ⓘ |
| notableConcept |
Sperner family
ⓘ
Sperner property ⓘ Sperner's lemma ⓘ Sperner's theorem ⓘ
linked to:
Sperner family
|
| notableStudent | Hans-Heinrich Ostmann ⓘ |
| notableWork |
Sperner's lemma
ⓘ
Sperner's theorem ⓘ
linked to:
Sperner family
|
| occupation | university teacher ⓘ |
| placeOfBirth |
German Empire
ⓘ
Lauban ⓘ Province of Silesia ⓘ |
| placeOfDeath |
Hamburg
ⓘ
West Germany ⓘ |
| workLocation | Hamburg ⓘ |
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: Emanuel Sperner Description of subject: Emanuel Sperner was a German mathematician known for his contributions to combinatorics and lattice theory, including the formulation of Sperner's lemma and Sperner's theorem.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.