19 lines
447 B
C++
19 lines
447 B
C++
|
#include <Eigen/Dense>
|
||
|
#include <iostream>
|
||
|
|
||
|
using namespace Eigen;
|
||
|
using namespace std;
|
||
|
|
||
|
int main()
|
||
|
{
|
||
|
MatrixXf m(2,2);
|
||
|
m << 1,-2,
|
||
|
-3,4;
|
||
|
|
||
|
cout << "1-norm(m) = " << m.cwiseAbs().colwise().sum().maxCoeff()
|
||
|
<< " == " << m.colwise().lpNorm<1>().maxCoeff() << endl;
|
||
|
|
||
|
cout << "infty-norm(m) = " << m.cwiseAbs().rowwise().sum().maxCoeff()
|
||
|
<< " == " << m.rowwise().lpNorm<1>().maxCoeff() << endl;
|
||
|
}
|