BMS group
E788874
The BMS group is a symmetry group in general relativity that characterizes the asymptotic symmetries of spacetime at null infinity, playing a key role in the study of gravitational radiation and conserved quantities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BMS group canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9277360 — 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: BMS group Context triple: [Ezra Newman, notableConcept, BMS group]
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A.
BMS
BMS is the National Rail station code for Bromley South railway station in London, England.
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B.
BMS
BMS is a major Indian trade union organization affiliated with the Bharatiya Mazdoor Sangh, known for representing workers’ interests across various sectors.
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C.
BSM
The Bronze Star Medal (BSM) is a United States military decoration awarded for heroic or meritorious achievement or service in a combat zone.
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D.
MTP Group
MTP Group is a major Polish trade fair and event organizing company based in Poznań, known for hosting large-scale international exhibitions, conferences, and business events.
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E.
Badaic group
The Badaic group is a subgroup of related Austronesian languages spoken in parts of Central Sulawesi, Indonesia.
- 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: BMS group Target entity description: The BMS group is a symmetry group in general relativity that characterizes the asymptotic symmetries of spacetime at null infinity, playing a key role in the study of gravitational radiation and conserved quantities.
-
A.
BMS
BMS is the National Rail station code for Bromley South railway station in London, England.
-
B.
BMS
BMS is a major Indian trade union organization affiliated with the Bharatiya Mazdoor Sangh, known for representing workers’ interests across various sectors.
-
C.
BSM
The Bronze Star Medal (BSM) is a United States military decoration awarded for heroic or meritorious achievement or service in a combat zone.
-
D.
MTP Group
MTP Group is a major Polish trade fair and event organizing company based in Poznań, known for hosting large-scale international exhibitions, conferences, and business events.
-
E.
Badaic group
The Badaic group is a subgroup of related Austronesian languages spoken in parts of Central Sulawesi, Indonesia.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
concept in general relativity
ⓘ
mathematical group ⓘ |
| appearsIn |
soft graviton Ward identities
ⓘ
study of gravitational memory effect ⓘ |
| containsSubgroup |
Lorentz group
ⓘ
Poincaré group ⓘ |
| definedAt |
future null infinity
ⓘ
past null infinity ⓘ |
| describes | asymptotic symmetries of spacetime at null infinity ⓘ |
| field |
general relativity
ⓘ
gravitational wave physics ⓘ mathematical physics ⓘ |
| fullName |
Bondi–Metzner–Sachs group
ⓘ
linked to:
Bondi–Metzner–Sachs symmetry
|
| generalizes | Poincaré group ⓘ |
| hasComponent |
Lorentz transformations
ⓘ
linked to:
Lorentz transformation
supertranslations ⓘ |
| hasExtension |
extended BMS group
ⓘ
superrotation symmetries ⓘ |
| hasProperty |
group under composition of asymptotic symmetry transformations
ⓘ
infinite-dimensional ⓘ non-compact ⓘ topological group ⓘ |
| mathematicalStructure | semi-direct product of supertranslations with Lorentz group ⓘ |
| namedAfter |
A. W. K. Metzner
ⓘ
Hermann Bondi ⓘ M. G. J. van der Burg ⓘ Rainer K. Sachs ⓘ |
| relatedTo |
Bondi–Sachs formalism
ⓘ
linked to:
Bondi–Metzner–Sachs symmetry
Noether charges at null infinity ⓘ asymptotic Killing vectors ⓘ asymptotic charges ⓘ asymptotic flatness conditions ⓘ asymptotic symmetry algebra ⓘ asymptotically flat spacetime ⓘ conserved quantities in general relativity ⓘ gravitational radiation ⓘ infrared structure of gravity ⓘ memory effect in gravity ⓘ null infinity ⓘ soft graviton theorems ⓘ |
| studiedIn |
holography at null infinity
ⓘ
scattering amplitudes in gravity ⓘ |
| usedIn |
analysis of gravitational wave emission
ⓘ
asymptotic quantization of gravity ⓘ definition of Bondi mass ⓘ definition of Bondi news function ⓘ |
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: BMS group Description of subject: The BMS group is a symmetry group in general relativity that characterizes the asymptotic symmetries of spacetime at null infinity, playing a key role in the study of gravitational radiation and conserved quantities.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.