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Fig. 3.
Radial profiles of the local dynamo number (upper panel) and the local growth rate of the quadrupolar solutions (lower panel) for the flat rotation curve Eq. (2) (solid) and for the MW rotation curve of Clemens (1985; dashed). Upper panel: critical dynamo number 𝒟c ≈ −π3/4 is shown dotted for reference.
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