Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:coordinate_system
|
| gptkbp:coordinate_variables |
(u, r, θ, φ)
|
| gptkbp:introduced |
1962
|
| gptkbp:namedAfter |
gptkb:Hermann_Bondi
|
| gptkbp:r_is |
radial coordinate
|
| gptkbp:relatedTo |
gptkb:Bondi-Sachs_formalism
|
| gptkbp:u_is |
retarded time
|
| gptkbp:used_in |
gptkb:general_relativity
Bondi metric |
| gptkbp:usedFor |
studying gravitational waves
asymptotically flat spacetimes studying gravitational radiation null infinity analysis |
| gptkbp:θ_is |
polar angle
|
| gptkbp:φ_is |
azimuthal angle
|
| gptkbp:bfsParent |
gptkb:Bondi-Sachs_formalism
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Bondi coordinates
|