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gerrit.openfyde.cn / chromium.googlesource.com / external / gitlab.com / libeigen / eigen / c10f069b6b9f0dd4bb313341d1969bd7e1cf9338 / . / doc / snippets / MatrixBase_extract.cpp
blob: bedf4dfbdaa0b66e818449f275f2dd9cf072d917 [file] [log] [blame]
Gael Guennebaudc10f0692008-07-21 00:34:46 +0000[diff] [blame^]1Matrix3i m = Matrix3i::Random();
Benoit Jacob486fdb22008-05-29 03:12:30 +0000[diff] [blame]2cout << "Here is the matrix m:" << endl << m << endl;
3cout << "Here is the upper-triangular matrix extracted from m:" << endl
Gael Guennebaudc10f0692008-07-21 00:34:46 +0000[diff] [blame^]4 << m.part<Eigen::Upper>() << endl;
Benoit Jacob486fdb22008-05-29 03:12:30 +0000[diff] [blame]5cout << "Here is the strictly-upper-triangular matrix extracted from m:" << endl
Gael Guennebaudc10f0692008-07-21 00:34:46 +0000[diff] [blame^]6 << m.part<Eigen::StrictlyUpper>() << endl;
Benoit Jacob486fdb22008-05-29 03:12:30 +0000[diff] [blame]7cout << "Here is the unit-lower-triangular matrix extracted from m:" << endl
Gael Guennebaudc10f0692008-07-21 00:34:46 +0000[diff] [blame^]8 << m.part<Eigen::UnitLower>() << endl;