Fortran 77 codes for large systems of linear equations, systems of nonlinear equations, nonlinear least squares, ordinary differential equations, and quadrature.

Library for combined symbolic/numeric analysis of Fortran models, including sparsity pattern generation, discontinuity locking, and automatic differentiation.

Set of optimized, thread-safe mathematical functions for engineering, scientific and financial applications requiring high performance. The functional areas of the library include the BLAS and LAPACK Libraries, Discrete Fourier Transforms, Vector Math...

A collection of linear algebra routines with an improved interface which exploits Fortran 95 features such as assumed-shape arrays, optional arguments, and generic interfaces. Includes source code, documentation, and related papers.

Collections of mathematical software in Fortan and C. Software is free for some uses and can be purchased for others. Much of the software was developed at the Jet Propulsion Laboratory.

SciComm serial communications library, SciPlot scientific plotting graphics library, SciSnet sockets network communication library. Compatible with Fortran and C compilers.

Source code and documentation for libraries in the areas of geophysical science, Fast Fourier Transforms, separable elliptic PDEs, interpolation, Legendre polynomials, spherical harmonics, general mathematics, eigensystem solvers, linear equation solv...

Libraries, compilers, tools, information, software for statistics, visualization, symbolic calculation, simulation.

General-purpose Fortran 90 routines primarily for text processing such as parsing, accessing the command line, and manipulating dates and times. Also includes some numerical routines for tasks such as random number generation. Includes downloads, docu...

Fortran program to simulate the transient performance of thermal energy systems.