... pole

A surface region with a magnetic flux prevailingly normal to the surface and with a certain degree of axisymmetry.

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... typical

Pandharipande-Smith equation of state, initial penetration density $\rho_0=10^{13}$ g cm^-3, cubic background field $\vec B_0$with initial polar field strength 10¹⁴ G, model age $3 \times 10^5$ years.

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