Eigen官方只有HTML格式的离线文档，这个CHM的文档是基于3.1.1版本（Released on 2012-07-22）制作。 Eigen 是一个线性算术的C++模板库，包括：vectors, matrices, 以及相关算法。功能强大、快速、优雅以及支持多平台[包括GCC（>=4.2),MSVC (Visual Studio 2005 and newer),Intel C++ compiler,LLVM/CLang++ (>=2.8),MinGW ]. 以MKL为例，Eig
A C++ library designed for linear algebra Eigen is a handy C library created for developers that work with linear algebra. Eigen supports all matrix sizes, from small fixed-size matrices to arbitrarily large dense matrices, and even sparse matrices.
