Gentzen
E846920
Gentzen is a surname most notably associated with Gerhard Gentzen, a pioneering German logician known for his foundational work in proof theory and natural deduction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gentzen canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10197981 — 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: Gentzen Context triple: [Gerhard Gentzen, familyName, Gentzen]
-
A.
Schröder
Schröder is a common German surname borne by numerous notable figures in politics, sports, and the arts.
-
B.
Morgenstern
Morgenstern is a German surname borne by various notable figures in fields such as economics, literature, and the arts.
-
C.
Gottlob
Gottlob is the given name of Friedrich Ludwig Gottlob Frege, the pioneering German logician and philosopher who helped found modern analytic philosophy and formal logic.
-
D.
Fraenkel
Fraenkel is a surname most prominently associated with Abraham Fraenkel, a German-Israeli mathematician known for his foundational work in axiomatic set theory.
-
E.
Geiringer
Geiringer is a surname most notably associated with Hilda Geiringer, an Austrian-American mathematician known for her contributions to applied mathematics and probability theory.
- 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: Gentzen Target entity description: Gentzen is a surname most notably associated with Gerhard Gentzen, a pioneering German logician known for his foundational work in proof theory and natural deduction.
-
A.
Schröder
Schröder is a common German surname borne by numerous notable figures in politics, sports, and the arts.
-
B.
Morgenstern
Morgenstern is a German surname borne by various notable figures in fields such as economics, literature, and the arts.
-
C.
Gottlob
Gottlob is the given name of Friedrich Ludwig Gottlob Frege, the pioneering German logician and philosopher who helped found modern analytic philosophy and formal logic.
-
D.
Fraenkel
Fraenkel is a surname most prominently associated with Abraham Fraenkel, a German-Israeli mathematician known for his foundational work in axiomatic set theory.
-
E.
Geiringer
Geiringer is a surname most notably associated with Hilda Geiringer, an Austrian-American mathematician known for her contributions to applied mathematics and probability theory.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
human ⓘ logician ⓘ surname ⓘ university ⓘ |
| academicAdvisor | Paul Bernays ⓘ |
| citizenship | Germany ⓘ |
| contributedTo | Hilbert’s program ⓘ |
| country |
Czech Republic
ⓘ
Germany ⓘ Germany ⓘ |
| dateOfBirth | 1909-11-24 ⓘ |
| dateOfDeath | 1945-08-04 ⓘ |
| developed |
Gentzen-style natural deduction
ⓘ
sequent calculus LJ ⓘ
linked to:
Gentzen-style proof systems
sequent calculus LK ⓘ
linked to:
sequent calculus
|
| educatedAt |
University of Greifswald
ⓘ
University of Göttingen ⓘ |
| employer | University of Göttingen ⓘ |
| fieldOfWork |
foundations of mathematics
ⓘ
mathematical logic ⓘ proof theory ⓘ |
| hasNotableFieldAssociation |
mathematical logic
ⓘ
proof theory ⓘ |
| influenced |
automated theorem proving
ⓘ
intuitionistic logic ⓘ
linked to:
Brouwer–Heyting logic
proof theory ⓘ structural proof theory ⓘ type theory ⓘ |
| influencedBy |
David Hilbert
ⓘ
Paul Bernays ⓘ |
| knownFor |
consistency proof for arithmetic
ⓘ
cut-elimination theorem ⓘ natural deduction ⓘ sequent calculus ⓘ |
| languageOfOrigin | German ⓘ |
| nationality | German ⓘ |
| notableBearer | Gerhard Gentzen ⓘ |
| placeOfBirth | Greifswald ⓘ |
| placeOfDeath | Prague ⓘ |
| proved |
consistency of first-order Peano arithmetic
ⓘ
cut-elimination theorem for sequent calculus ⓘ |
| usedInCountry | Germany ⓘ |
| usedMethod | transfinite induction up to ε₀ ⓘ |
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: Gentzen Description of subject: Gentzen is a surname most notably associated with Gerhard Gentzen, a pioneering German logician known for his foundational work in proof theory and natural deduction.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.