Download [verified] Eigen3 | Ubuntu

For projects that use , building from source is often better because it generates the necessary Eigen3Config.cmake files that let you use find_package(Eigen3) in your own build scripts. How to install eigen 3.3 in Ubuntu 14.04?

The easiest method for most users is to use the official Ubuntu repositories. This installs a stable version of Eigen3 and places it in the standard system include path ( /usr/include/eigen3/ ). sudo apt update Use code with caution. Install the Eigen3 development package: sudo apt install libeigen3-dev Use code with caution. This is the recommended method for Ubuntu 22.04 and 20.04 . Method 2: The Direct Way (Manual Download) download eigen3 ubuntu

If you need a specific version not available in the repositories, you can download it directly from the source. Since it's header-only, "installing" just means putting the files where your compiler can find them. For projects that use , building from source