Definition in file tridiag.h.
#include <cmath>
#include <cstdlib>
#include <iostream>
#include <o2scl/misc.h>
#include <o2scl/err_hnd.h>
Go to the source code of this file.
Functions | |
template<class vec_t, class vec2_t> | |
int | solve_tridiag_sym (const vec_t &diag, const vec2_t &offdiag, const vec_t &b, vec_t &x, size_t N) |
Solve a symmetric tridiagonal linear system. | |
template<class vec_t, class vec2_t> | |
int | solve_tridiag_nonsym (const vec_t &diag, const vec2_t &abovediag, const vec2_t &belowdiag, const vec_t &rhs, vec_t &x, size_t N) |
Solve an asymmetric tridiagonal linear system. | |
template<class vec_t> | |
int | solve_cyc_tridiag_sym (const vec_t &diag, const vec_t &offdiag, const vec_t &b, vec_t &x, size_t N) |
Solve a symmetric cyclic tridiagonal linear system. | |
template<class vec_t> | |
int | solve_cyc_tridiag_nonsym (const vec_t &diag, const vec_t &abovediag, const vec_t &belowdiag, const vec_t &rhs, vec_t &x, size_t N) |
Solve an asymmetric cyclic tridiagonal linear system. |
int solve_cyc_tridiag_nonsym | ( | const vec_t & | diag, | |
const vec_t & | abovediag, | |||
const vec_t & | belowdiag, | |||
const vec_t & | rhs, | |||
vec_t & | x, | |||
size_t | N | |||
) | [inline] |
Solve an asymmetric cyclic tridiagonal linear system.
solve following system w/o the corner elements and then use Sherman-Morrison formula to compensate for them
diag[0] abovediag[0] 0 ..... belowdiag[N-1] belowdiag[0] diag[1] abovediag[1] ..... 0 belowdiag[1] diag[2] 0 0 belowdiag[2] ..... ... ... abovediag[N-1] ...
int solve_cyc_tridiag_sym | ( | const vec_t & | diag, | |
const vec_t & | offdiag, | |||
const vec_t & | b, | |||
vec_t & | x, | |||
size_t | N | |||
) | [inline] |
int solve_tridiag_nonsym | ( | const vec_t & | diag, | |
const vec2_t & | abovediag, | |||
const vec2_t & | belowdiag, | |||
const vec_t & | rhs, | |||
vec_t & | x, | |||
size_t | N | |||
) | [inline] |
int solve_tridiag_sym | ( | const vec_t & | diag, | |
const vec2_t & | offdiag, | |||
const vec_t & | b, | |||
vec_t & | x, | |||
size_t | N | |||
) | [inline] |
Documentation generated with Doxygen and provided under the GNU Free Documentation License. See License Information for details.
Project hosting provided by
,
O2scl Sourceforge Project Page