fatal error: Eigen/Dense: No such file or directory

Question

I have installed libeigen3-dev in order to compile programs using Eigen 3. when I include a file, such as Eigen/Dense I get this error when I try t

Answer 1

This worked for me (using Macports for installing Shogun on Mac OS 10.11):

cd ${macports_prefix}/include
sudo ln -sf eigen3/Eigen Eigen
sudo ln -sf eigen3/unsupported unsupported