Tridiagonalization_packedMatrix.cpp 394 B

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  1. Matrix4d X = Matrix4d::Random(4,4);
  2. Matrix4d A = X + X.transpose();
  3. cout << "Here is a random symmetric 4x4 matrix:" << endl << A << endl;
  4. Tridiagonalization<Matrix4d> triOfA(A);
  5. Matrix4d pm = triOfA.packedMatrix();
  6. cout << "The packed matrix M is:" << endl << pm << endl;
  7. cout << "The diagonal and subdiagonal corresponds to the matrix T, which is:"
  8. << endl << triOfA.matrixT() << endl;