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Doc: add an example for HouseholderQR::householderQ()

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Gael Guennebaud
2012-07-02 16:33:32 +02:00
parent eee34f2da4
commit 9a97dac4d9
2 changed files with 15 additions and 0 deletions
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doc/snippets/HouseholderQR_householderQ.cpp Normal file
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MatrixXf A(MatrixXf::Random(5,3)), thinQ(MatrixXf::Identity(5,3)), Q;
A.setRandom();
HouseholderQR<MatrixXf> qr(A);
Q = qr.householderQ();
thinQ = qr.householderQ() * thinQ;
std::cout << "The complete unitary matrix Q is:\n" << Q << "\n\n";
std::cout << "The thin matrix Q is:\n" << thinQ << "\n\n";