Table 1 Notations of the fields in the spatial domain and their radial component, as well as in the SH domain.
From: Geomagnetic secular variation violating the frozen-flux condition at the core surface
| Â | Spatial domain | Radial component | SH domain |
|---|---|---|---|
MF | B | B r | b |
Starting MF model | B o | (Br)o | bo |
SV | B |
|
|
Starting SV model |
| ( |
|
Non-advective SV |
| ( |
|
Advective SV |
| ( |
|
Non-geostrophic SV |
| ( |
|
Geostrophic SV |
| ( |
|
r
