cartesian_to_poincare_polar¶
-
gala.coordinates.
cartesian_to_poincare_polar
(w)[source]¶ Convert an array of 6D Cartesian positions to Poincaré symplectic polar coordinates. These are similar to cylindrical coordinates.
Parameters: w : array_like
Input array of 6D Cartesian phase-space positions. Should have shape
(norbits,6)
.Returns: new_w :
ndarray
Points represented in 6D Poincaré polar coordinates.