Eigen Library: Getting the Source from GitHub Eigen is a premier C++ template library for linear algebra. It handles matrices, vectors, numerical solvers, and related algorithms. Because it is header-only, "installing" it is as simple as downloading the source code from GitHub and pointing your compiler to the right directory. Why Use the GitHub Repository?
Download specific tagged releases (e.g., 3.4.0) for production.
Access the latest bug fixes in the master branch. eigen download github
To make sure everything is working, run this quick "Hello World" for linear algebra:
Easily add Eigen as a Git submodule in your own project. How to Download Eigen from GitHub Eigen Library: Getting the Source from GitHub Eigen
Navigate to the official Eigen GitHub mirror or the GitLab primary . Click the button (green). Select Download ZIP . Extract the folder to your project directory. 2. Git Clone (For Contributors)
There are three primary ways to grab the source code depending on your workflow. 1. Direct ZIP Download (Simple) Why Use the GitHub Repository
If you are building an app and want to lock the Eigen version, add it as a submodule: git submodule add https://gitlab.com external/eigen Use code with caution. Setting Up Your Project