James D. Stasheff
E911361
James D. Stasheff is an American mathematician known for his foundational work in homotopy theory, particularly the introduction of A∞-algebras and contributions to algebraic topology.
All labels observed (1)
| Label | Occurrences |
|---|---|
| James D. Stasheff canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11219582 — 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: James D. Stasheff Context triple: [Characteristic Classes, hasAuthor, James D. Stasheff]
-
A.
Daniel Quillen
Daniel Quillen was an American mathematician renowned for revolutionizing algebraic K-theory and for his influential contributions to homotopy theory, earning him the Fields Medal in 1978.
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B.
J. Peter May
J. Peter May is an American mathematician renowned for his influential work in algebraic topology, category theory, and homotopy theory.
-
C.
Raoul Bott
Raoul Bott was a Hungarian-American mathematician renowned for his fundamental contributions to topology, geometry, and mathematical physics, including the Bott periodicity theorem.
-
D.
Isadore Singer
Isadore Singer was an American mathematician renowned for co-formulating the Atiyah–Singer Index Theorem, a foundational result linking analysis, topology, and geometry.
-
E.
Norman Steenrod
Norman Steenrod was an influential American mathematician best known for his foundational work in algebraic topology, including the development of Steenrod squares and contributions to cohomology 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: James D. Stasheff Target entity description: James D. Stasheff is an American mathematician known for his foundational work in homotopy theory, particularly the introduction of A∞-algebras and contributions to algebraic topology.
-
A.
Daniel Quillen
Daniel Quillen was an American mathematician renowned for revolutionizing algebraic K-theory and for his influential contributions to homotopy theory, earning him the Fields Medal in 1978.
-
B.
J. Peter May
J. Peter May is an American mathematician renowned for his influential work in algebraic topology, category theory, and homotopy theory.
-
C.
Raoul Bott
Raoul Bott was a Hungarian-American mathematician renowned for his fundamental contributions to topology, geometry, and mathematical physics, including the Bott periodicity theorem.
-
D.
Isadore Singer
Isadore Singer was an American mathematician renowned for co-formulating the Atiyah–Singer Index Theorem, a foundational result linking analysis, topology, and geometry.
-
E.
Norman Steenrod
Norman Steenrod was an influential American mathematician best known for his foundational work in algebraic topology, including the development of Steenrod squares and contributions to cohomology theory.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
algebraic topologist
ⓘ
human ⓘ mathematician ⓘ topologist ⓘ university teacher ⓘ |
| academicAdvisor | John Coleman Moore NERFINISHED ⓘ |
| awardReceived |
Leroy P. Steele Prize
NERFINISHED
ⓘ
Leroy P. Steele Prize for Seminal Contribution to Research NERFINISHED ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| doctoralThesis | Homotopy Associativity of H-Spaces NERFINISHED ⓘ |
| doctoralThesisYear | 1961 ⓘ |
| educatedAt |
Princeton University
ⓘ
University of Pennsylvania ⓘ |
| employer |
Temple University
NERFINISHED
ⓘ
University of Bonn NERFINISHED ⓘ University of North Carolina at Chapel Hill NERFINISHED ⓘ University of Pennsylvania ⓘ |
| fieldOfWork |
algebraic topology
ⓘ
category theory ⓘ homological algebra ⓘ homotopy theory ⓘ mathematics ⓘ |
| influenced |
homotopy theorists
ⓘ
mathematical physicists ⓘ research on deformation theory ⓘ research on higher category theory ⓘ research on operads ⓘ |
| influencedBy |
John Coleman Moore
NERFINISHED
ⓘ
Samuel Eilenberg NERFINISHED ⓘ Saunders Mac Lane NERFINISHED ⓘ |
| knownFor |
A-infinity algebras
NERFINISHED
ⓘ
A∞-spaces NERFINISHED ⓘ Stasheff polytope NERFINISHED ⓘ applications of homotopy theory to physics ⓘ associahedra NERFINISHED ⓘ work in homotopy associativity ⓘ |
| memberOf |
American Mathematical Society
ⓘ
Mathematical community working group on homotopy theory NERFINISHED ⓘ |
| notableStudent | Murray Gerstenhaber NERFINISHED ⓘ |
| notableWork |
Deformation theory and the Batalin–Vilkovisky master equation
NERFINISHED
ⓘ
H-spaces from a homotopy point of view NERFINISHED ⓘ Homotopy associativity of H-spaces I NERFINISHED ⓘ Homotopy associativity of H-spaces II NERFINISHED ⓘ The intrinsic bracket on the deformation complex of an associative algebra NERFINISHED ⓘ |
| positionHeld |
professor of mathematics
ⓘ
visiting professor ⓘ |
| researchInterest |
Batalin–Vilkovisky formalism
NERFINISHED
ⓘ
H-spaces NERFINISHED ⓘ deformation theory ⓘ loop spaces ⓘ |
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: James D. Stasheff Description of subject: James D. Stasheff is an American mathematician known for his foundational work in homotopy theory, particularly the introduction of A∞-algebras and contributions to algebraic topology.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.