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 | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
concept in general relativity
ⓘ
mathematical group ⓘ |
| appearsIn |
soft graviton Ward identities
ⓘ
study of gravitational memory effect ⓘ |
| containsSubgroup |
Lorentz group
NERFINISHED
ⓘ
Poincaré group NERFINISHED ⓘ |
| 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 NERFINISHED ⓘ |
| generalizes | Poincaré group NERFINISHED ⓘ |
| hasComponent |
Lorentz transformations
NERFINISHED
ⓘ
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
NERFINISHED
ⓘ
Hermann Bondi NERFINISHED ⓘ M. G. J. van der Burg NERFINISHED ⓘ Rainer K. Sachs NERFINISHED ⓘ |
| relatedTo |
Bondi–Sachs formalism
NERFINISHED
ⓘ
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 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.