Go to the documentation of this file.00001 #include <Eigen/Core>
00002 #include <Eigen/LU>
00003 #include <Eigen/QR>
00004 #include <Eigen/Cholesky>
00005 #include <Eigen/Geometry>
00006 #include <Eigen/Jacobi>
00007 #include <Eigen/Eigenvalues>
00008 #include <iostream>
00009
00010 using namespace Eigen;
00011 using namespace std;
00012
00013 int main(int, char**)
00014 {
00015 cout.precision(3);
00016 MatrixXd m(2,3);
00017 m << 1,2,3,4,5,6;
00018 cout << "here's the 2x3 matrix m:" << endl << m << endl;
00019 cout << "let's resize m to 3x2. This is a conservative resizing because 2*3==3*2." << endl;
00020 m.resize(3,2);
00021 cout << "here's the 3x2 matrix m:" << endl << m << endl;
00022 cout << "now let's resize m to size 2x2. This is NOT a conservative resizing, so it becomes uninitialized:" << endl;
00023 m.resize(2,2);
00024 cout << m << endl;
00025
00026 return 0;
00027 }