Rasmus Munk LarsenandRasmus Munk Larsen
8a3d61c790
libeigen/eigen!2509 Closes #2868 Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
11 lines
471 B
C++
11 lines
471 B
C++
// SPDX-FileCopyrightText: The Eigen Authors
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// SPDX-License-Identifier: MPL-2.0
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Matrix4d X = Matrix4d::Random(4, 4);
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Matrix4d A = X + X.transpose();
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cout << "Here is a random symmetric 4x4 matrix:" << endl << A << endl;
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Tridiagonalization<Matrix4d> triOfA(A);
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Matrix4d pm = triOfA.packedMatrix();
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cout << "The packed matrix M is:" << endl << pm << endl;
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cout << "The diagonal and subdiagonal corresponds to the matrix T, which is:" << endl << triOfA.matrixT() << endl;
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