update

1 files changed, 21 insertions, 0 deletions

diff --git a/eigen/doc/examples/Tutorial_ReductionsVisitorsBroadcasting_reductions_bool.cpp b/eigen/doc/examples/Tutorial_ReductionsVisitorsBroadcasting_reductions_bool.cpp
new file mode 100644
index 0000000..0cca37f
--- /dev/null
+++ b/eigen/doc/examples/Tutorial_ReductionsVisitorsBroadcasting_reductions_bool.cpp
@@ -0,0 +1,21 @@
+#include <Eigen/Dense>
+#include <iostream>
+
+using namespace std;
+using namespace Eigen;
+
+int main()
+{
+  ArrayXXf a(2,2);
+  
+  a << 1,2,
+       3,4;
+
+  cout << "(a > 0).all()   = " << (a > 0).all() << endl;
+  cout << "(a > 0).any()   = " << (a > 0).any() << endl;
+  cout << "(a > 0).count() = " << (a > 0).count() << endl;
+  cout << endl;
+  cout << "(a > 2).all()   = " << (a > 2).all() << endl;
+  cout << "(a > 2).any()   = " << (a > 2).any() << endl;
+  cout << "(a > 2).count() = " << (a > 2).count() << endl;
+}