get_lmn()

CenterGrid.get_lmn(index) → tuple[int, int, int]Source

Return (l, m, n) indices from 1D index.

(l, m, n) means radial, poloidal and toroidal indices, respectively.

Parameters:

indexint

1D index corresponding to center grid.

Returns:

tuple[int, int, int]

(l, m, n) indices.

Examples

>>> cgrid = CenterGrid("zone0", index_type="cell")
>>> cgrid.get_lmn(0)
(0, 0, 0)
>>> cgrid.get_lmn(100)
(19, 1, 0)