diff options
author | Benoit Jacob <jacob.benoit.1@gmail.com> | 2010-10-18 08:44:27 -0400 |
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committer | Benoit Jacob <jacob.benoit.1@gmail.com> | 2010-10-18 08:44:27 -0400 |
commit | 1c15a6d96f5bdd6e758552725ea316167aa5ebe3 (patch) | |
tree | 64e1d682afb5fb1efe7e7633550038ae55b9dd9f /doc/examples/Tutorial_BlockOperations_colrow.cpp | |
parent | 4b0fb968ea9c138df74203f8695ece58edc680b0 (diff) |
improvements in tutorial page 4 : block operations
Diffstat (limited to 'doc/examples/Tutorial_BlockOperations_colrow.cpp')
-rw-r--r-- | doc/examples/Tutorial_BlockOperations_colrow.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/doc/examples/Tutorial_BlockOperations_colrow.cpp b/doc/examples/Tutorial_BlockOperations_colrow.cpp index e98263057..2e7eb009b 100644 --- a/doc/examples/Tutorial_BlockOperations_colrow.cpp +++ b/doc/examples/Tutorial_BlockOperations_colrow.cpp @@ -1,14 +1,17 @@ #include <Eigen/Dense> #include <iostream> +using namespace std; + int main() { Eigen::MatrixXf m(3,3); m << 1,2,3, 4,5,6, 7,8,9; - std::cout << "2nd Row: " << m.row(1) << std::endl; - m.col(0) += m.col(2); - std::cout << "m after adding third column to first:\n"; - std::cout << m << std::endl; + cout << "Here is the matrix m:" << endl << m << endl; + cout << "2nd Row: " << m.row(1) << endl; + m.col(2) += 3 * m.col(0); + cout << "After adding 3 times the first column into the third column, the matrix m is:\n"; + cout << m << endl; } |