1 Matrix3i m = Matrix3i::Random(); 2 cout << "Here is the matrix m:" << endl << m << endl; 3 cout << "Here is the upper-triangular matrix extracted from m:" << endl 4 << Matrix3i(m.triangularView<Eigen::Upper>()) << endl; 5 cout << "Here is the strictly-upper-triangular matrix extracted from m:" << endl 6 << Matrix3i(m.triangularView<Eigen::StrictlyUpper>()) << endl; 7 cout << "Here is the unit-lower-triangular matrix extracted from m:" << endl 8 << Matrix3i(m.triangularView<Eigen::UnitLower>()) << endl; 9 // FIXME need to implement output for triangularViews (Bug 885) 10