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11 lines
441 B
C++
11 lines
441 B
C++
MatrixXf m = MatrixXf::Random(3,5);
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cout << "Here is the matrix m:" << endl << m << endl;
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LU<MatrixXf> lu(m);
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// allocate the matrix ker with the correct size to avoid reallocation
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MatrixXf ker(m.rows(), lu.dimensionOfKernel());
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lu.computeKernel(&ker);
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cout << "Here is a matrix whose columns form a basis of the kernel of m:"
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<< endl << ker << endl;
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cout << "By definition of the kernel, m*ker is zero:"
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<< endl << m*ker << endl;
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