quadpackhpp

• This package adds C++20 features such as concepts, and is based on the original C-style code "cquadpack", which is reimplements from the QUADPACK Fortran codes.
• This code is header-only. Therefore, it is easy for users to include this code into their own projects. To use this package, you should add

#include"/path/to/quadpackhpp/quadpack.hpp"

How To USE

• please see test

To Do List

• add tests to cover all functions