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add missing code snippets for newer Matrix methods and PartialLU::solve()

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This commit is contained in:
Benoit Jacob
2009-06-25 00:57:51 +02:00
parent 03ad303d14
commit 903acf0d5c
11 changed files with 36 additions and 1 deletions
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8
doc/snippets/PartialLU_solve.cpp Normal file
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MatrixXd A = MatrixXd::Random(3,3);
MatrixXd B = MatrixXd::Random(3,2);
cout << "Here is the invertible matrix A:" << endl << A << endl;
cout << "Here is the matrix B:" << endl << B << endl;
MatrixXd X;
if(A.lu().solve(B, &X))
cout << "Here is the (unique) solution X to the equation AX=B:" << endl << X << endl;
cout << "Relative error: " << (A*X-B).norm() / B.norm() << endl;