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Geomagnetic secular variation generated by a tangentially geostrophic flow under the frozen‐flux assumption—I. Necessary conditions |
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| Authors: | A Chulliat G Hulot |
| Institution: | Laboratoire de Géomagnétisme, CNRS UMR 7577,;Institut de Physique du Globe de Paris, 4, place Jussieu, 75252 Paris cedex 05, France. E‐mail: |
| Abstract: | |
| Keywords: | frozen‐flux assumption geomagnetism geostrophic flow |