TutorialLinAlgSelfAdjointEigenSolver.cpp
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1 #include <iostream>
2 #include <Eigen/Dense>
3 
4 using namespace std;
5 using namespace Eigen;
6 
7 int main()
8 {
9  Matrix2f A;
10  A << 1, 2, 2, 3;
11  cout << "Here is the matrix A:\n" << A << endl;
13  if (eigensolver.info() != Success) abort();
14  cout << "The eigenvalues of A are:\n" << eigensolver.eigenvalues() << endl;
15  cout << "Here's a matrix whose columns are eigenvectors of A \n"
16  << "corresponding to these eigenvalues:\n"
17  << eigensolver.eigenvectors() << endl;
18 }
EIGEN_DEVICE_FUNC ComputationInfo info() const
Reports whether previous computation was successful.
Computes eigenvalues and eigenvectors of selfadjoint matrices.
Namespace containing all symbols from the Eigen library.
Definition: jet.h:637
Definition: BFloat16.h:88
Matrix< SCALARA, Dynamic, Dynamic, opt_A > A
Definition: bench_gemm.cpp:48
void eigensolver(const MatrixType &m)
EIGEN_DEVICE_FUNC const RealVectorType & eigenvalues() const
Returns the eigenvalues of given matrix.
EIGEN_DEVICE_FUNC const EigenvectorsType & eigenvectors() const
Returns the eigenvectors of given matrix.


gtsam
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autogenerated on Tue Jul 4 2023 02:40:38