XLPack 6.1
C/C++ API Reference Manual
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Functions
D2b1b. Solution of systems of linear equations (symmetric positive definite matrices) - Computational routines

Functions

void _dpocon (char uplo, int n, int lda, double a[], double anorm, double *rcond, double work[], int iwork[], int *info)
 Condition number of a symmetric positive definite matrix
 
void _dpotrf (char uplo, int n, int lda, double a[], int *info)
 Cholesky factorization of a symmetric positive definite matrix
 
void _dpotri (char uplo, int n, int lda, double a[], int *info)
 Inverse of a symmetric positive definite matrix
 
void _dpotrs (char uplo, int n, int nrhs, int lda, double a[], int ldb, double b[], int *info)
 Solution to factorized system of linear equations AX = B for a symmetric positive definite matrix
 
void _dppcon (char uplo, int n, double ap[], double anorm, double *rcond, double work[], int iwork[], int *info)
 Condition number of a symmetric positive definite matrix in packed form
 
void _dpptrf (char uplo, int n, double ap[], int *info)
 Cholesky factorization of a symmetric positive definite matrix in packed form
 
void _dpptri (char uplo, int n, double ap[], int *info)
 Inverse of a symmetric positive definite matrix in packed form
 
void _dpptrs (char uplo, int n, int nrhs, double ap[], int ldb, double b[], int *info)
 Solution to factorized system of linear equations AX = B for a symmetric matrix in packed form
 
void _dsposv (char uplo, int n, int nrhs, int lda, double a[], int ldb, double b[], int ldx, double x[], double work[], float swork[], int *iter, int *info)
 (Simple driver) Solution to system of linear equations AX = B for a symmetric positive definite matrix (mixed precision with iterative refinement)
 

Detailed Description

This is the group of D2b1b. Solution of systems of linear equations (symmetric positive definite matrices) - Computational routines.