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How do we solve Equilibrium?
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DESC

Objectives, Optimizers, and Grids
desc.grid.ConcentricGrid
desc.grid.ConcentricGrid.inverse_poloidal_idx
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desc.grid.ConcentricGrid.inverse_poloidal_idx

property ConcentricGrid.inverse_poloidal_idxSource 

Indices that recover the unique poloidal coordinates.

Type:: ndarray

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