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| lis_array_matvect(3) | Lis Library Functions | lis_array_matvect(3) |
NAME
lis_array_matvect - calculate the matrix vector productSYNOPSIS
#include "lis.h"LIS_INT lis_array_matvect(LIS_INT n, LIS_SCALAR a[], LIS_SCALAR x[], LIS_SCALAR y[], LIS_INT op);
DESCRIPTION
Calculate the matrix-vector product A^Tx.INPUT
- n
- The size of the matrix and vectors
- a
- The array that stores matrix A of size n * n
- x
- The array that stores vector x of size n
- y
- The array that stores vector y of size n
- op
- LIS_INS_VALUE
- y = A^Tx
- LIS_SUB_VALUE
- y = y - A^Tx
OUTPUT
- y
- y
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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