This extensive library of computer programs written in C language-allows readers to solve numerical problems in the field of linear algebra, ordinary and partial differential equations, optimization, parameter estimation, and special functions math library based on NUMAL physics.The, the collection program developed and used at the Center for Mathematics and Computer Science in Amsterdam, one of the world's leading centers of research. Since it is very compact, is very suitable for use on personal computers.The library offers a collection of extraordinary experts to implement the numerical method procedure.