12 lines
520 B
C++
12 lines
520 B
C++
Matrix3d m = Matrix3d::Zero();
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m.triangularView<Eigen::Upper>().setOnes();
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cout << "Here is the matrix m:\n" << m << endl;
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Matrix3d n = Matrix3d::Ones();
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n.triangularView<Eigen::Lower>() *= 2;
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cout << "Here is the matrix n:\n" << n << endl;
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cout << "And now here is m.inverse()*n, taking advantage of the fact that"
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" m is upper-triangular:\n"
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<< m.triangularView<Eigen::Upper>().solve(n) << endl;
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cout << "And this is n*m.inverse():\n"
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<< m.triangularView<Eigen::Upper>().solve<Eigen::OnTheRight>(n);
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