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author | Gael Guennebaud <g.gael@free.fr> | 2012-07-02 16:33:32 +0200 |
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committer | Gael Guennebaud <g.gael@free.fr> | 2012-07-02 16:33:32 +0200 |
commit | 9a97dac4d91ee20c0bbdef39270d5a1bc743c20e (patch) | |
tree | 35244a766b23b48d6332b7bc4f307570fa0ae59d /doc/snippets/HouseholderQR_householderQ.cpp | |
parent | eee34f2da4039adaba5016e1498c3700e6e3e927 (diff) |
Doc: add an example for HouseholderQR::householderQ()
Diffstat (limited to 'doc/snippets/HouseholderQR_householderQ.cpp')
-rw-r--r-- | doc/snippets/HouseholderQR_householderQ.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/snippets/HouseholderQR_householderQ.cpp b/doc/snippets/HouseholderQR_householderQ.cpp new file mode 100644 index 000000000..e859ce55b --- /dev/null +++ b/doc/snippets/HouseholderQR_householderQ.cpp @@ -0,0 +1,7 @@ +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"; |