Download the library which incorporates BLAS, LAPACK and FFT routines.

A high quality "building block" routines for performing basic vector and matrix operations. Level 1 BLAS do vector-vector operations, Level 2 BLAS do matrix-vector operations, and Level 3 BLAS do matrix-matrix operations.

Algorithms for solving large linear systems, optimal control problems, and other topics.

Comprehensive Fortran 77 library.

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.

A subroutines for solving some types of algebraically explicit differential algebraic equations.

Digital signal processing programs written in Fortran. It includes subroutines for FIR and IIR filter design, FFT routines, and various other programs for signal processing.

Set of simple procedures by Gary Scott for interfacing with the console window on Windows from Fortran.

Enables Fortran programs to read or write data directly from or into any format that has a Windows Open Database Connectivity (ODBC) driver. including the Microsoft Office suite whole suite and almost all databases (Microsoft SQL-Server, Oracle, Informix, Paradox, FoxPro).

Enables Fortran programs to access COM/ActiveX objects and call Visual Basic DLLs. Enables creation of Fortran DLLs that handle intrinsic Visual Basic data types (like VB's strings, arrays or variants). Includes TLView, a Type Library browser that can be used to explore COM/ActiveX objects used in a Fortran application.

General purpose Fortran 77 library by John Hunter.

Interactive GUI builder and Fortran subroutine toolkit for developing GUI applications under Windows.

Fortran package by Richard Quandt for numerical optimization and numerous other statistical and utility routines. It is available for a number of platforms, such as IBM mainframes, Vax computers, CRAY supercomputers, IBM-compatible PCs, and Sun, DEC, and RS/6000 workstations.

Codes for large-scale scientific computation.

Fortran and C callable library optimized for the IBM pSeries computers. Includes the dense matrix kernels contained in the BLAS and LAPACK libraries. PESSL is the parallel version.

Comprehensive mathematical and statistical library produced by Visual Numerics.

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 Library, Vector Statistical Library, random number generators and the PARDISO Direct Sparse Solver.

A packages for solving large sparse linear systems by iterative methods.

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.

nonlinear problems

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 solvers, nonlinear equation solvers, ordinary differential equations, special functions, and statistics.

Collection of interpolators and approximators for one-dimensional, two-dimensional, and three-dimensional data, callable from Fortran and C.

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

A collection of Fortran solvers for the initial value problem for ordinary differential equation systems.

Library for writing Windows applications in Fortran.

A portable FORTRAN emulation of CRAY SCILIB.

Stanford Exploration Project library for seismic data processing.

A comprehensive software library containing over 1400 general purpose mathematical and statistical routines written in Fortran 77.

Subroutine library providing Fortran 77 implementations of numerical algorithms for computations in systems and control theory. Based on numerical linear algebra routines from BLAS and LAPACK libraries, SLICOT provides methods for the design and analysis of control systems. [Freeware for scientific (non-commercial) use]

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

Multi-platform user interface and graphics subroutine library for Fortran 77/9x developers.