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-rw-r--r--eigen/doc/snippets/FullPivLU_kernel.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/eigen/doc/snippets/FullPivLU_kernel.cpp b/eigen/doc/snippets/FullPivLU_kernel.cpp
new file mode 100644
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+++ b/eigen/doc/snippets/FullPivLU_kernel.cpp
@@ -0,0 +1,7 @@
+MatrixXf m = MatrixXf::Random(3,5);
+cout << "Here is the matrix m:" << endl << m << endl;
+MatrixXf ker = m.fullPivLu().kernel();
+cout << "Here is a matrix whose columns form a basis of the kernel of m:"
+ << endl << ker << endl;
+cout << "By definition of the kernel, m*ker is zero:"
+ << endl << m*ker << endl;