__init__(self, coordinate_specs, angle_ordering='ijk', untransformed_coordinates=None, masses=None, relocalize=False, **opts): 

@classmethod
base_redundant_transformation(cls, expansion, untransformed_coordinates=None, masses=None, relocalize=False): 

@classmethod
get_redundant_transformation(cls, base_expansions, untransformed_coordinates=None, masses=None, relocalize=False): 

compute_redundant_expansions(self, coords, order=None, untransformed_coordinates=None, expansions=None, relocalize=None): 

@classmethod
prune_coordinate_specs(cls, expansion, masses=None, untransformed_coordinates=None, pruning_mode='loc', **opts):