This private website is entirely dedicated to sources in numerical analysis in four languages: Basic, C++, Fortran and Pascal in Microsoft Windows environment.

Will Naylor's free, unrestricted ANSI-C subroutine library including numerical routines such as conjugate-gradient and conjugate-directions, simplex method, transportation problem, fast-Fourier transform, matrix and vector operations.

HSL (formerly the Harwell Subroutine Library) is a collection of ISO Fortran codes for large scale scientific computation, written by members of the Numerical Analysis Group and other experts. Free download by FTP.

An implementation of exact real arithmetic in C++ by Keith Briggs.

Algorithm for the numerical integration of systems of ordinary differential equations arising in chemical problems. C ocde, free to use.

Test problems, experimental results from a number of proven solvers, solvers, subroutines providing a common interface and links for Initial Value Problems for ODEs, DAEs and IDEs.

A standard fortran 77 package for solving large-scale nonlinearly constrained optimization problems. Free download by FTP.

Free numerical analysis and visualization environment similar to Matlab.

A comprehensive spline curve function library for creating and evaluating splines in Excel, VB and VBA. Free download of evaluation copy.

A comprehensive list including freeware, shareware and commercial packages.