forgot to commit QR_solve snippet

1 files changed, 14 insertions, 0 deletions

diff --git a/doc/snippets/QR_solve.cpp b/doc/snippets/QR_solve.cpp
new file mode 100644
index 000000000..7e629f851
--- /dev/null
+++ b/doc/snippets/QR_solve.cpp
@@ -0,0 +1,14 @@
+typedef Matrix<float,3,3> Matrix3x3;
+Matrix3x3 m = Matrix3x3::Random();
+Matrix3f y = Matrix3f::Random();
+cout << "Here is the matrix m:" << endl << m << endl;
+cout << "Here is the matrix y:" << endl << y << endl;
+Matrix3f x;
+if(m.qr().solve(y, &x))
+{
+  assert(y.isApprox(m*x));
+  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;
+