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| lis_array_cgs(3) | Lis Library Functions | lis_array_cgs(3) |
NAME
lis_array_cgs - calculate the QR factorization with the classical Gram-Schmidt processSYNOPSIS
#include "lis.h"LIS_INT lis_array_cgs(LIS_INT n, LIS_SCALAR a[], LIS_SCALAR q[], LIS_SCALAR r[]);
DESCRIPTION
Calculate the QR factorization QR=A with the classical Gram-Schmidt process.INPUT
- n
- The size of the matrices
- a
- The array that stores matrix A of size n * n
OUTPUT
- q
- The array that stores orthogonal matrix Q of size n * n
- r
- The array that stores upper-triangular matrix R of size n * n
EXIT STATUS
The following exit values are returned:- 0
- The process is normally terminated
- unspecified
- An error occurred
SEE ALSO
lis(3)http://www.ssisc.org/lis/
| 3 Dec 2014 | Man Page |
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