Codes for numerical computation using Eigen in C++ FOR LINUX USERS INSTALL EIGEN USING THE COMMAND
sudo apt install libeigen3-dev
FOR MAC USERS INSTALL EIGEN USING THE COMMAND
brew install eigen
do include the path to the header files before running the code. for detailed explanation read the readme file of c_p_p-Boost repository,.... To fix compilation errors compile your program with the -lgmp flag
Refer the website https://eigen.tuxfamily.org/index.php?title=Main_Page Algebric Decompositions for eigen https://eigen.tuxfamily.org/dox/group__TopicLinearAlgebraDecompositions.html