algebra.h File Reference

#include <rc/math/matrix.h>

Go to the source code of this file.

Functions
int	rc_algebra_lup_decomp (rc_matrix_t A, rc_matrix_t *L, rc_matrix_t *U, rc_matrix_t *P)
	Performs LUP decomposition on matrix A with partial pivoting. More...
int	rc_algebra_qr_decomp (rc_matrix_t A, rc_matrix_t *Q, rc_matrix_t *R)
	Calculate the QR decomposition of matrix A. More...
int	rc_algebra_invert_matrix (rc_matrix_t A, rc_matrix_t *Ainv)
	Inverts matrix A via LUP decomposition method. More...
int	rc_algebra_invert_matrix_inplace (rc_matrix_t *A)
	Inverts matrix A in place. More...
int	rc_algebra_lin_system_solve (rc_matrix_t A, rc_vector_t b, rc_vector_t *x)
	Solves Ax=b for given matrix A and vector b. More...
void	rc_algebra_set_zero_tolerance (double tol)
	Sets the zero tolerance for detecting singular matrices. More...
int	rc_algebra_lin_system_solve_qr (rc_matrix_t A, rc_vector_t b, rc_vector_t *x)
	Finds a least-squares solution to the system Ax=b for non-square A using QR decomposition method. More...
int	rc_algebra_fit_ellipsoid (rc_matrix_t points, rc_vector_t *center, rc_vector_t *lengths)
	Fits an ellipsoid to a set of points in 3D space. More...