double SO3_alpha (int k, int m, int l)
Computes three-term recurrence coefficients of Wigner-d functions.
double SO3_beta (int k, int m, int l)
Computes three-term recurrence coefficients of Wigner-d functions.
double SO3_gamma (int k, int m, int l)
Computes three-term recurrence coefficients of Wigner-d functions.
void SO3_alpha_row (double *alpha, int N, int m, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all degrees .
void SO3_beta_row (double *beta, int N, int m, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all degrees .
void SO3_gamma_row (double *gamma, int N, int m, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all degrees .
void SO3_alpha_matrix (double *alpha, int N, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all order and degrees .
void SO3_beta_matrix (double *beta, int N, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all order and degrees .
void SO3_gamma_matrix (double *gamma, int N, int n)
Compute three-term-recurrence coefficients of Wigner-d functions for all order and degrees .
void SO3_alpha_all (double *alpha, int N)
Compute three-term-recurrence coefficients of Wigner-d functions for all and .
void SO3_beta_all (double *beta, int N)
Compute three-term-recurrence coefficients of Wigner-d functions for all and .
void SO3_gamma_all (double *gamma, int N)
Compute three-term-recurrence coefficients of Wigner-d functions for all and .
void eval_wigner (double *x, double *y, int size, int l, double *alpha, double *beta, double *gamma)
Evaluates Wigner-d functions using the Clenshaw-algorithm.
int eval_wigner_thresh (double *x, double *y, int size, int l, double *alpha, double *beta, double *gamma, double threshold)
Evaluates Wigner-d functions using the Clenshaw-algorithm if it not exceeds a given threshold.
double wigner_start (int n1, int n2, double theta)
A method used for debugging, gives the values to start the "old" three-term recurrence generates WHERE THE DEGREE l OF THE FUNCTION IS EQUAL TO THE MAXIMUM OF ITS ORDERS.
Header file for functions related to Wigner-d/D functions.
Author Antje Vollrath
Definition in file wigner.h .