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cblas.cxx
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1// import just a cblas symbol in mathmore
2#include "gsl/gsl_cblas.h"
3
4namespace ROOT {
5
6 namespace Math {
7
8 namespace Blas {
9
10 // multiplication C = A * B where (n,m) is the size of C, A is size (n,k) and B is size (k,m)
11 void AMultB(int n, int m, int k, const double * A, const double * B, double *C) {
12 cblas_dgemm(CblasRowMajor, CblasNoTrans, CblasNoTrans, n, m, k, 1.0, A, k, B, m, 0.0, C, m);
13 }
14 // multiplication C = AT * B where (n,m) is the size of C, A is size (k,n) and B is size (k,m)
15 void ATMultB(int n, int m, int k, const double * A, const double * B, double *C) {
16 cblas_dgemm(CblasRowMajor, CblasTrans, CblasNoTrans, n, m, k, 1.0, A, n, B, m, 0.0, C, m);
17 }
18
19 }
20 }
21}
const Int_t n
Definition legend1.C:16
Namespace for new Math classes and functions.
void AMultB(int n, int m, int k, const double *A, const double *B, double *C)
Definition cblas.cxx:11
void ATMultB(int n, int m, int k, const double *A, const double *B, double *C)
Definition cblas.cxx:15
This file contains a specialised ROOT message handler to test for diagnostic in unit tests.
TMarker m
Definition textangle.C:8