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Diffstat (limited to 'doc/examples/tut_arithmetic_dot_cross.cpp')
-rw-r--r-- | doc/examples/tut_arithmetic_dot_cross.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/examples/tut_arithmetic_dot_cross.cpp b/doc/examples/tut_arithmetic_dot_cross.cpp new file mode 100644 index 000000000..631c9a5e0 --- /dev/null +++ b/doc/examples/tut_arithmetic_dot_cross.cpp @@ -0,0 +1,15 @@ +#include <iostream> +#include <Eigen/Dense> + +using namespace Eigen; +using namespace std; +int main() +{ + Vector3d v(1,2,3); + Vector3d w(0,1,2); + + cout << "Dot product: " << v.dot(w) << endl; + double dp = v.adjoint()*w; // automatic conversion of the inner product to a scalar + cout << "Dot product via a matrix product: " << dp << endl; + cout << "Cross product:\n" << v.cross(w) << endl; +} |