convert LU::solve() to the new API

1 files changed, 3 insertions, 6 deletions

diff --git a/doc/snippets/LU_solve.cpp b/doc/snippets/LU_solve.cpp
index 7323338c3..301074305 100644
--- a/doc/snippets/LU_solve.cpp
+++ b/doc/snippets/LU_solve.cpp
@@ -1,13 +1,10 @@
-typedef Matrix<float,2,3> Matrix2x3;
-typedef Matrix<float,3,2> Matrix3x2;
-Matrix2x3 m = Matrix2x3::Random();
+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;
-Matrix3x2 x;
-if(m.lu().solve(y, &x))
+Matrix<float,3,2> x = m.lu().solve(y);
+if((m*x).isApprox(y))
 {
-  assert(y.isApprox(m*x));
   cout << "Here is a solution x to the equation mx=y:" << endl << x << endl;
 }
 else