Zygmunt Janiszewski
E444125
Zygmunt Janiszewski was a Polish mathematician and visionary organizer whose work in topology and efforts to develop a strong national mathematical community helped lay the foundations of the renowned Polish School of Mathematics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Zygmunt Janiszewski canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3780786 — 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: Zygmunt Janiszewski Context triple: [Lwów School of Mathematics, hasMember, Zygmunt Janiszewski]
-
A.
Władysław Ślebodziński
Władysław Ślebodziński was a Polish mathematician known for his contributions to differential geometry and tensor calculus and as a member of the renowned Lwów School of Mathematics.
-
B.
Ignacy Oziewicz
Ignacy Oziewicz was a Polish military officer best known as the first commander of the National Armed Forces (NSZ), a major underground resistance organization during World War II.
-
C.
Ignacy Pieńkowski
Ignacy Pieńkowski was a Polish painter known for his portraits and contributions to early 20th-century Polish art.
-
D.
Ignacy Feliks Dobrzyński
Ignacy Feliks Dobrzyński was a 19th-century Polish composer, conductor, and pianist associated with the Romantic era and known for his symphonies, chamber music, and contributions to Polish national music.
-
E.
Ignacy Prądzyński
Ignacy Prądzyński was a 19th-century Polish general, military strategist, and engineer known for his role in the November Uprising and for designing key fortifications and canals.
- 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: Zygmunt Janiszewski Target entity description: Zygmunt Janiszewski was a Polish mathematician and visionary organizer whose work in topology and efforts to develop a strong national mathematical community helped lay the foundations of the renowned Polish School of Mathematics.
-
A.
Władysław Ślebodziński
Władysław Ślebodziński was a Polish mathematician known for his contributions to differential geometry and tensor calculus and as a member of the renowned Lwów School of Mathematics.
-
B.
Ignacy Oziewicz
Ignacy Oziewicz was a Polish military officer best known as the first commander of the National Armed Forces (NSZ), a major underground resistance organization during World War II.
-
C.
Ignacy Pieńkowski
Ignacy Pieńkowski was a Polish painter known for his portraits and contributions to early 20th-century Polish art.
-
D.
Ignacy Feliks Dobrzyński
Ignacy Feliks Dobrzyński was a 19th-century Polish composer, conductor, and pianist associated with the Romantic era and known for his symphonies, chamber music, and contributions to Polish national music.
-
E.
Ignacy Prądzyński
Ignacy Prądzyński was a 19th-century Polish general, military strategist, and engineer known for his role in the November Uprising and for designing key fortifications and canals.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Polish mathematician
ⓘ
human ⓘ mathematician ⓘ |
| areaOfActivity | development of Polish mathematics after World War I ⓘ |
| birthDate | 1888-06-12 ⓘ |
| birthPlace |
Congress Poland
NERFINISHED
ⓘ
Warsaw NERFINISHED ⓘ |
| causeOfDeath |
Spanish flu pandemic
NERFINISHED
ⓘ
influenza ⓘ |
| contributedTo | foundations of the journal Fundamenta Mathematicae ⓘ |
| countryOfCitizenship | Poland ⓘ |
| deathDate | 1920-01-03 ⓘ |
| deathPlace | Warsaw NERFINISHED ⓘ |
| educatedAt |
University of Göttingen
ⓘ
University of Paris NERFINISHED ⓘ University of Zurich NERFINISHED ⓘ |
| employer | University of Warsaw NERFINISHED ⓘ |
| era | 20th-century mathematics ⓘ |
| familyName | Janiszewski NERFINISHED ⓘ |
| fieldOfWork |
foundations of mathematics
ⓘ
mathematics ⓘ set theory ⓘ topology ⓘ |
| givenName | Zygmunt NERFINISHED ⓘ |
| hasAcademicDiscipline | pure mathematics ⓘ |
| hasOccupation | university teacher ⓘ |
| influenced |
Kazimierz Kuratowski
NERFINISHED
ⓘ
Polish School of Mathematics NERFINISHED ⓘ Stefan Mazurkiewicz NERFINISHED ⓘ |
| influencedBy |
David Hilbert
NERFINISHED
ⓘ
Felix Hausdorff NERFINISHED ⓘ |
| languageOfWorkOrName | Polish ⓘ |
| memberOf | Polish mathematical community ⓘ |
| name | Zygmunt Janiszewski NERFINISHED ⓘ |
| nationality | Polish ⓘ |
| notableFor |
contributions to topology
ⓘ
organizational work for the Polish School of Mathematics ⓘ program for the development of Polish mathematics ⓘ |
| notableIdea |
creation of a specialized Polish mathematical journal
ⓘ
program for concentrating Polish mathematical research in selected areas ⓘ |
| notableStudent |
Kazimierz Kuratowski
NERFINISHED
ⓘ
Stefan Mazurkiewicz NERFINISHED ⓘ |
| notableWork | article "O potrzebach matematyki w Polsce" ⓘ |
| positionHeld | professor at the University of Warsaw ⓘ |
| religion | Roman Catholicism ⓘ |
| sexOrGender | male ⓘ |
| workLocation | Warsaw 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: Zygmunt Janiszewski Description of subject: Zygmunt Janiszewski was a Polish mathematician and visionary organizer whose work in topology and efforts to develop a strong national mathematical community helped lay the foundations of the renowned Polish School of Mathematics.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.