d496aaefc795e176b615815e9f30f335860f013b,geomstats/lie_group.py,LieGroup,group_log,#LieGroup#Any#Any#,59

Before Change

        of the point point.
        
        if base_point is None:
            return self.group_log(point, self.identity)
        else:
            raise NotImplementedError(
                "The group logarithm is not implemented.")

After Change

        base_point = self.regularize(base_point)

        if base_point is self.identity:
            group_log = self.group_log_from_identity(point)
        else:
            jacobian = self.jacobian_translation(point=base_point,
                                                 left_or_right="left")
            point_near_id = self.compose(self.inverse(base_point), point)
            group_log_from_id = self.group_log_from_identity(
                                               point=point_near_id)
            group_log = np.dot(jacobian, group_log_from_id)

        return group_log

    def group_exponential_barycenter(self, points, weights=None):
        
        Compute the group exponential barycenter.

Instances