mirror of
https://gitlab.com/libeigen/eigen.git
synced 2024-12-27 07:29:52 +08:00
21 lines
502 B
C++
21 lines
502 B
C++
#include <iostream>
|
|
#include <Eigen/Dense>
|
|
|
|
using namespace std;
|
|
using namespace Eigen;
|
|
int main()
|
|
{
|
|
MatrixXf mat(2,4);
|
|
mat << 1, 2, 6, 9,
|
|
3, 1, 7, 2;
|
|
|
|
MatrixXf::Index maxIndex;
|
|
float maxNorm = mat.colwise().sum().maxCoeff(&maxIndex);
|
|
|
|
std::cout << "Maximum sum at position " << maxIndex << std::endl;
|
|
|
|
std::cout << "The corresponding vector is: " << std::endl;
|
|
std::cout << mat.col( maxIndex ) << std::endl;
|
|
std::cout << "And its sum is is: " << maxNorm << std::endl;
|
|
}
|