Since Eigen has no binary files to link, you only need to tell your compiler where to find its header files. For Visual Studio Users Open your project in .
How to Download and Install Eigen on Windows Eigen is a powerful C++ template library for linear algebra, widely used for handling matrices, vectors, and numerical solvers. Because it is a , "installing" it on Windows is simpler than many other C++ libraries—it requires no compilation of the library itself. Step 1: Download the Eigen Source Code
find_package(Eigen3 REQUIRED) include_directories(${EIGEN3_INCLUDE_DIR}) # Or link directly to your target target_link_libraries(my_project_name Eigen3::Eigen) Use code with caution. Alternative: Using Package Managers
Right-click your project in the and select Properties . Go to Configuration Properties > C/C++ > General .