eigen/doc/snippets/LU_solve.cpp
Benoit Jacob 13f31b8daf * make PartialLU avoid to generate inf/nan when given a singular matrix
(result undefined, but at least it won't take forever on intel 387)
* add lots of comments, especially to LU.h
* fix stuff I had broken in Inverse.h
* split inverse test
2009-10-20 00:36:07 -04:00

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C++

Matrix<float,2,3> m = Matrix<float,2,3>::Random();
Matrix2f y = Matrix2f::Random();
cout << "Here is the matrix m:" << endl << m << endl;
cout << "Here is the matrix y:" << endl << y << endl;
Matrix<float,3,2> x = m.lu().solve(y);
if((m*x).isApprox(y))
{
cout << "Here is a solution x to the equation mx=y:" << endl << x << endl;
}
else
cout << "The equation mx=y does not have any solution." << endl;