Sponsored results
Links
- Open-Source Software

Codes by Richard Brent for multiple precision arithmetic, uniform and normal random number generators, irreducible/primitive trinomials, and parallel sorting.
http://web.comlab.ox.ac.uk/oucl/work/richard.brent/software.html
- Optimal interpolation Fortran module with Octave interface

Fortran 90 module to perform am n-dimensional optimal interpolation (OI). The optimal interpolation allows one to interpolate arbitrarily located observations to a regular grid using a background field as first guess.
http://ocgmod1.marine.usf.edu/OI/
- OpenMP Tutorial

Has examples of Fortran codes using the Message-Passing Interface (MPI).
http://www.dartmouth.edu/~rc/classes/intro_mpi/
- Ooura's Mathematical Software Packages

Quadrature, FFT (1D & 2D), Bessel functions, and GAMERF (gamma and error functions, including quadruple precision).
http://momonga.t.u-tokyo.ac.jp/~ooura/index.html
- Numerical Methods and Software

Code from book and for nonlinear optimization and matrix equations, by Stephen Nash.
http://iris.gmu.edu/~snash/nash/software/software.html
- Numerical Recipes Home Page

Home of the Numerical Recipes series of books on scientific programming, including the Numerical Recipes On-Line Software Store, free upgrades and bug fixes, and the complete books on-line in PostScript and Acrobat formats. The Numerical Recipes code in Fortran 77 and Fortran 90 is not in the public domain.
http://www.nr.com/
- Orderpack 1.0 sorting and ranking routines in Fortran 90

Public domain package by Michel Olagnon of general and specialized sorting and ranking routines in Fortran 90. Specialized routines include partial sorts, partial ranks, unique sorts, unique ranks, partial and unique sorts, as well as partial and unique ranks.
http://www.fortran-2000.com/
- OSCall

OS Command line interface utility for Compaq/Intel Visual Fortran with immediate return or wait specified in milliseconds (routine automatically quotes the command string).
http://www.fortranlib.com/OSCall.f90
- Peter Benner Fortran 77 code

SLICOT Subroutine Library in Control Theory, Parallel Library in Control (PLiC) for large-scale time-invariant linear control systems in state-space form on parallel distributed computers, eigenvalues of Hamiltonian Matrices, subroutines for compressing a symmetric or triangular matrix to packed storage mode or to unpack a packed array to full storage mode, benchmark examples of discrete-time algebraic Riccati equations, benchmark examples of continuous-time algebraic Riccati equations.
http://www.math.tu-berlin.de/~benner/Software/index_de.html
- PNNL Fortran Library (FLIB)

Mainly non-numeric library for handling text, including parsing, accessing the command line, dates and times, and some random number generation.
http://www.pnl.gov/berc/flib/
- PDEs and linear equations

Fortran and C codes by Dong Liang.
http://www.math.yorku.ca/Who/Faculty/dliang/MATH4142/codes.html
- Panel Code (Aeronautics)

By Professor Kevin D. Jones of the U.S. Naval Postgraduate School.
http://www.aa.nps.navy.mil/~jones/online_tools/panel/source/
- Overflow from Alan Miller's Fortran web site

Includes updates of some TOMS algorithms, logistic regression, a Fortran 90 version of the special functions from the NSWC (Naval Surface Warfare Center) Math. Library, quadruple precision using 10-byte reals for the NAS Fortran-Plus compiler giving about 38 decimal digit accuracy, and code for Imagine1's F compiler, including the author's least-squares package. F code should compile using any standard Fortran compiler.
http://users.bigpond.net.au/amiller/
- Numerical Methods

Fortran 90 codes for a course.
http://www.chem.au.dk/~teo/mainmenu/Staff/Stinne/numerical_methods.html
- Moisture Content Adjustment

Code to predict a property (P2) of dimension lumber at a target moisture content (MC2) given the value of the property (P1) at an initial moisture content (MC1).
http://www1.fpl.fs.fed.us/vicki/mcadjust.html
- Multivariate Normal Probabilities and Quadratic Assignment Problems

Codes by Professor Zvi Drezner.
http://cbeweb-1.fullerton.edu/isds/zdrezner/programs.htm
- Memory Leaks

Fortran 90 test program by Arjen Markus to see if memory leaks originating from derived-types can be circumvented.
http://ftp.aset.psu.edu/pub/ger/fortran/Markus/noleaks.f90
- MathFinance - Financial Functions Library

Fortran 90 code for the Cox-Ross-Rubinstein binomial model, the analytic Black-Scholes formula, and Monte Carlo Simulation.
http://www.mathfinance.de/FF/f90lib.html
- LIBXML2F90

A Fortran 90 library by Alexander Poddey to access (read and write) XML (and similar) structured files via a linked list. This is conceptually different from the SAX approach. The data can be held and 'browsed' in memory.
http://sourceforge.net/projects/libxml2f90/
- Lucent Technologies (Bell Labs.) Non-Exclusive Limited-Use Software

An old but dependable library of Fortran 77 code which includes approximation, ODE/PDE solution, linear algebra, optimization, quadrature, root finding, special functions and FFTs. You must agree to single-user licence conditions before downloading a gzipped tar file (1Mb).
http://www-out.bell-labs.com/cgi-user/swdist/distribution/
- NAS Parallel Benchmarks

Set of eight programs designed to help evaluate the performance of parallel supercomputers. The benchmarks, which are derived from computational fluid dynamics (CFD) applications, consist of five kernels and three pseudo-applications.
http://www.nas.nasa.gov/Software/NPB/
- Ncregrid

Tool by Patrick Jöckel for data transfer of gridded 2- and 3-dimensional (spatial) geophysical/geochemical scalar fields between grids of different resolutions. The algorithm handles data on rectangular latitude/longitude grids (not necessarily evenly spaced) and vertical pressure hybrid grids of arbitrary resolution. The input/output data format is netCDF.
http://www.mpch-mainz.mpg.de/~joeckel/ncregrid/
- Numerical and Statistical Codes

By Jean-Pierre Moreau.
http://perso.orange.fr/jean-pierre.moreau/fortran.html
- Numerical Electromagnet Code (NEC) Archives

Code in Fortran, C, and Basic.
http://www.si-list.net/swindex.html
- NSWC Library of Mathematics Subroutines

NSWC (Naval Surface Warfare Center) Library of Mathematics Subroutines written in Fortran 66. Old but very high quality code. Unfortunately the manual is only available in hard copy, and is very difficult to obtain. The source code is also available by ftp from: ftp://math.jpl.nasa.gov/pub/nswc.93
http://www.uni-koeln.de/themen/mathematik/nswc.html
- Nick Yas'ko Products

Codes for ANSI control sequences, solving linear equations, and creating Poscript graphics.
http://www.uni-koblenz.de/~yasko/products.htm
- Neural Network Source Code in Fortran 90

Free code to help you develop neural networks.
http://www.philbrierley.com/code/fortran.html
- PORT Mathematical Subroutine Library

Collection of Fortran 77 routines that address many traditional areas of mathematical software, including approximation, ordinary and partial differential equations, linear algebra and eigensystems, optimization, quadrature, root finding, special functions, and Fourier transforms, but excluding statistical calculations. PORT stands for Portable, Outstanding, Reliable, and Tested.
http://www.bell-labs.com/project/PORT/
- Prime

Counts prime numbers.
http://www.math.utah.edu/prime.html
- Utilities in Fortran 90

Fortran 90 code by Michel Olagnon: pre-processor and pretty-printer, with command-line interface for Unix, fsplit utility for splitting large files into separate ones for each procedure, PostScript converter, interface bloc generator, and format creator for numeric strings.
http://www.ifremer.fr/ditigo/molagnon/fortran90/contenu.html
- Utility Code

Fortran 95 code by Paul van Delst for type kinds, comparing floating numbers, error handlers, file processing, endian conversion, list processing, string processing, dates, and fundamental constants.
http://www.ssec.wisc.edu/~paulv/Fortran90/Utility/
- Twist: a Compression Utility

Compression tool tailored for fields where node-to-node variations are small, and where undefined (dry) nodes are abundant.
http://projects.dnmi.no/~telecon/twist/
- TRIMHAP

Implements linkage disequilibrium mapping techniques.
http://www.vipbg.vcu.edu/trimhap/
- Token

Fortran 77 string tokenizer, similar to the C function.
http://wcarchive.cdrom.com/pub/simtelnet/msdos/fortran/token.for
- Tomasz Plewa's Numerical methods directory

Directory of links to numerical analysis sites, many of which contain software.
http://www.labyrinth.net.au/~ctrans/tomasz.html
- Wavelet Analysis

Code to accompany book by Christopher Torrence and Gilbert P. Compo.
http://paos.Colorado.EDU/research/wavelets/
- Weekday

Fortran 77 code to compute the day of the week of a date using the Zeller congruence algorithm.
http://wcarchive.cdrom.com/pub/simtelnet/msdos/fortran/weekday.for
- xmlf90, an XML parser in Fortran90

Written by Alberto Garcia in the F subset of Fortran 95, freely available under the BSD license.
http://lcdx00.wm.lc.ehu.es/ag/xml/
- XML-Fortran

Aims to be a library that allows programmers to access XML files.
http://sourceforge.net/projects/xml-fortran/
- XML

Module by Mart Rentmeester that reads and interprets XML in standard Fortran 95. Also at the site is code for varying length strings, the complementary error function, an interface to the GD Graphics Library, and nucleon-nucleon potential models.
http://nn-online.org/code/xml/
- XFOIL

Interactive program in Fortran 77 and C for the design and analysis of subsonic isolated airfoils, released under the GNU General Public License.
http://web.mit.edu/drela/Public/web/xfoil/
- Wild-card String Matching

Fortran 77 code by Clive Page to do wild-card matching to a pattern, which may contain "?" to match any single character, and "*" to match zero or more consecutive characters of any type.
http://www.star.le.ac.uk/~cgp/match_wild.f
- TLM3D

Code by J. L. Herring for transmission line modelling of electromagnetic fields in 3-dimensions using the symmetrical condensed node.
http://www.wjrh.ece.uvic.ca/wjrh/tlm/prog-fortran.html
- Texas KZK Time Domain Code

Fortran 77 time-domain computer code to model axisymmetric sound beams in fluids. The code is based on an augmented KZK equation that accounts for nonlinearity, diffraction, thermoviscous absorption, and absorption and dispersion due to an arbitrary number of relaxation phenomena.
http://people.bu.edu/robinc/kzk/
- RIM: Computing the Acoutic Field Surrounding a Vibrating Plate

Shareware by Stephen Kirkup.
http://www.soundsoft.demon.co.uk/rimcode.htm
- Selected Publications and Unpublished Software of Patrick Keast

Code for partial differential equations, quadrature, and the solution of linear systems, with associated papers.
http://www.mscs.dal.ca/~keast/research/pubs.html
- Public Domain Aeronautical Software (PDAS)

Programs for aeronautical engineering, many from NASA or USAF, complete with public domain source code, instructions and sample cases on CD-ROM. [Commercial]
http://www.pdas.com/
- PsSchur

Computes the periodic real Schur decomposition of a matrix product. By Kurt Lust.
http://www.math.rug.nl/~kurt/r_psSchur.html
- Problem Generators

Generators for linear ordering and clustering problems, by John E. Mitchell.
http://www.rpi.edu/~mitchj/generators/
- PSIDE (Parallel Software for Implicit Differential Equations)

Code for solving implicit differential equations on shared memory parallel computers, by Jacques J.B. de Swart, Walter M. Lioen, and Wolter A. van der Veen.
http://www.cwi.nl/archive/projects/PSIDE/
- ShareBufferWin32

Easy Inter-Process Shared Memory Communication Utilities for Win32 using a simple Fortran 77-style interface. Written for Compaq Visual Fortran by Gary Scott.
http://www.fortranlib.com/ShareBufferWin32.f90
- Software by P.B. Stark and Coauthors

Bvls.f solves least-squares problems with bounds on the variables. Qr.f computes QR decompositions in a stable way. Sbl1.f finds bounds on linear functionals of an n-vector subject to an l1 constraint on the misfit to a set of linear relations, and linear inequality constraints on the variables. Sbvq.f finds bounds on linear functionals of an n-vector subject to a quadratic constraint on the misfit to a set of linear relations, and linear inequality constraints on the variables.
http://128.32.135.2/~stark/Code/
- Sugihara's Integer-Arithmetic Geometric Software

Geometric Software ? (by Kokichi Sugihara) for Voronoi diagrams in 2D and 3D, and convex hulls in 3D and 4D.
http://www.simplex.t.u-tokyo.ac.jp/~sugihara/opensoft/opensofte.html
- Stefan Goedecker's Free Software

Fast Fourier Transforms and Silicon interatomic potentials.
http://www.unibas.ch/comphys/comphys/SOFTWARE/index.html
- Starlink

Astronomy software, much in Fortran.
http://star-www.rl.ac.uk/
- SophtwareKodeWerks

Fortran 77 codes to solve the quadratic equation, solve a nonlinear equation using the Newton-Raphson method, fit a simple linear regression, and solve a system of equations using Gaussian elimination.
http://www.sophtwarekodewerks.com/fortran.html
- Lahey's Fortran Code Repository

Fortran codes for various tasks.
http://www.lahey.com/code.htm
- KindFinder

Fortran 90 program by Werner W. Schultz that checks for the available KIND parameters available for a given Fortran 90 or 95 compiler. It prints into a file a new Fortran program that can be compiled to write into a unit the various parameters that describe each integer/real representation.
http://www.unics.uni-hannover.de/rrzn/gehrke/kindfind.f90
- F (Fortran 95 subset) Program Examples

Factorial function, iterative computation of the square root, nonadvancing I/O, dynamic arrays, Towers of Hanoi, and other topics.
http://www.fortran.com/F/example_code.html
- Fast Hankel Transform

By Steve Sheng -- further details can be found in his dissertation.
http://www.stanford.edu/~siegman/sheng_fht_package.txt
- Examples

Fortran 90 codes from introductory course by John Mahaffy.
http://www.personal.psu.edu/faculty/j/h/jhm/f90/progref.html
- Ernesto Martin's codes

Random generator networks and other algorithms.
http://www.mat.uc.pt/~eqvm/cientificos/fortran/codigos.html
- Daniel A. Steck

Fortran 90 codes to integrate Ito stochastic differential equations, generate random numbers, compute the FFT, and time programs.
http://george.ph.utexas.edu/~dsteck/computer.html
- DownGradePrecision

Code by Kevin Rhoads to allow precision to be deliberately thrown away in an IEEE floating point compliant computing environment in order to more closely model computations in less precise floating point systems.
http://www.fortranlib.com/downprec.txt
- Fast Wavelet Transform

By Rick Ottolini, based on an article by Gilbert Strang.
http://sepwww.stanford.edu/public/docs/sep65/rick2/paper_html/node2.html
- Finite Elements

Fortran 90 code by Jacques Laminie.
http://www.math.u-psud.fr/~laminie/F90_lib/vers-1.04/
- Fortran 90 codes of John Burkardt

Translations of Fortran 77 packages Lapack, Linpack, Eispack, Quadpack, and others. Code for graphics, finite elements, random number generation, and other topics.
http://www.csit.fsu.edu/~burkardt/f_src/f_src.html
- Fortran 90 Software Repository

Has short, concise examples of specific features of the Fortran 90, 95 or 2003 language.
http://www.nag.com/nagware/examples.asp
- Fortran 77 Codes

Programs by John A. Strain to count zeros of the zeta function, compute the Fast Gauss Transform, and use spectral methods to solve nonlinear parabolic systems.
http://math.berkeley.edu/~strain/Codes/
- Fortran 77 Codes

Programs by Niklaus Zimmermann for climate data analysis, moving window regression, soil profile analysis, and testing predictive (simulated) maps.
http://www.wsl.ch/staff/niklaus.zimmermann/programs/f77.html
- F2KCLI

Implements the draft F2K standard for accessing the command line and arguments. Site answers questions and lists supported compilers and platforms.
http://www.winteracter.com/f2kcli/
- Dan Nagle (Purple Sage Consulting) code

Fortran Portability Project, Fortran 2003 examples, and Fortran modules.
http://users.erols.com/dnagle/download.html
- Computer Methods for Mathematical Computations

Code from the book, translated to ELF, a Fortran 90 subset. Algorithms for calculations in science and engineering, including linear equations, spline interpolation, integration, differential equations, zero finding, minimization and singular value decomposition.
http://www.pdas.com/fmm.htm
- Arithmetic with Error Bounds

Fortran 90 code by Abraham Agay.
http://shum.cc.huji.ac.il/~agay/err.f90
- Benchmarks of N. Tajima

Codes to time floating point and integer arithmetic, intrinsic functions, and random access to memory.
http://serv.apphy.fukui-u.ac.jp/~tajima/bench/source_e.html
- Ani2D

Fortran 77 package to generate unstructured triangular meshes adapted to a solution function defined at mesh nodes.
http://math.lanl.gov/~lipnikov/Research/AniGrids/AniGrids.html
- Algorithms and Data Structures in F and Fortran

Codes from book by Robin Vowels for sorting, linked lists and trees, complex arithmetic, text processing, solving linear equations, graphics, searching, numerical methods, and whole array operations.
http://www.fortran.com/F/adsff.html
- BIEPACK

Code for boundary integral equations, by Kendall E. Atkinson.
http://www.math.uiowa.edu/~atkinson/bie.html
- BLUPF90 family of programs

SPARSEM is a collection of sparse matrix classes that makes programming with sparse matrices (and large problems) almost as easy as a matrix language. BLUPF90 is a BLUP program written using SPARSEM. REMLF90 is a REML version of BLUPF90 that uses accelerated EM algorithm. Other programs included are dense matrix module DENSEOP, Gibbs sampling program GIBBS90, and several versions of linear-threshold models. By Ignacy Misztal and collaborators.
http://nce.ads.uga.edu/~ignacy/newprograms.html
- Combinatorial algorithms

Generation of subsets and permutations, Hamiltonian cycles, determinants and permanents, network flow, and minimum spanning trees.
http://www.cs.sunysb.edu/~algorith/implement/wilf/implement.shtml
- Compiler Diagnostic Test Sets

Fortran 77/90/95 codes to test run-time diagnostic/debug capability of Windows and Linux Fortran Compilers, by Arnaud Desitter and Herman D. Knoble.
http://ftp.aset.psu.edu/pub/ger/fortran/test/results.txt
- Collaborative Computational Projects

Links to chemistry, physics, and engineering codes, many in Fortran.
http://www.ccp.ac.uk/
- Cligen Weather Generator

Fortran 77 code to simulate weather, with associated data files.
http://horizon.nserl.purdue.edu/Cligen/
- Check compiler and run-time environment (CHKSYS)

Chksys.f determines the properties of the run-time environment for Fortran 77 programs. Chkcomp.f is a Fortran 77 code containing deliberate deviations from the standard and deliberate bad statements for testing the compiler's accuracy. Chksysff.f90 is a program to determine the properties of the run-time environment for Fortran 90 programs. Chkcomff.f90 is a Fortran 90 source file containing deliberate deviations from the standard and deliberate bad statements for testing the compiler's accuracy.
http://ftp.aset.psu.edu/pub/ger/fortran/chksys.htm
- Fortran Bits'n'pieces

Fortran sources, including Function Parser, that caches functions (for repetitive calling) and compiles functions to a byte-code representation to speed repeated evaluations. By Stuart Midgley.
http://stu.ods.org/fortran
- Fortran CGI

Fortran 77 CGI examples using GET and POST.
http://www.fcc.gov/mb/audio/bickel/colorit.html
- Introduction to F

Examples of the F (Fortran 95 subset) language, by Harvey Gould.
http://sip.clarku.edu/tutorials/F.html
- High Performance Finite Elements

Fortran 77 and 90 codes.
http://www.featflow.de/
- High Performance Fortran Applications Software Catalog

Links to fragments, which are very short codes or code fragments to demonstrate the language features and constructs, kernels, which are short self-contained codes chosen as representative of particular application algorithms and their language feature requirements, and full applications codes, not necessarily stored in full locally, but registered here with relevant pointers given to the code owner/contact person.
http://www.npac.syr.edu/hpfa/codes.html
- Iounits.f

Fortran 77 module to automatically assign i/o unit numbers, by Judah Milgram.
http://www.tux.org/~milgram/iounits.html
- ISO Varying String

Implemented in the F subset by Rich Townsend.
http://www.fortran.com/iso_varying_string.f95
- Jugoslav Dujic's Fortran Resources

XFT (eXtended Fortran Types) is a set of Fortran modules which wrap some Win32 APIs, the Dialog Management section has an enhanced DFLOGM module from CVF 6 and the Win32 Headers section has translations of some C header files that were not (yet?) incorporated in CVF.
http://www.geocities.com/jdujic/fortran/efindex
- JPL Planetary and Lunar Ephemerides on CD-ROM by Standish, et. al

Contains three different Jet Propulsion Laboratory Planetary and Lunar Ephemerides (DE200, DE405, and DE406) along with associated reading and interpolating routines, allowing the user to obtain the rectangular coordinates of the sun, moon, and nine major planets by means of a subroutine written in standard Fortran.
http://www.willbell.com/software/jpl.htm
- Jeff Cameron's Fortran code

Code for the VMS operating system and for a fractal figure called Sierpinski's Gasket.
http://www.jcameron.com/vms/fortran.htm
- Hello, World

Example of simple program in Fortran.
http://www2.latech.edu/~acm/helloworld/fortran.html
- Gridpak

Package for curvilinear orthogonal grid generation, which creates an orthogonal grid when provided with boundary information.
http://marine.rutgers.edu/po/gridpak.html
- Fortran Resources - Garnatz and Grovender

Keyed file shareware in Fortran 90 and 77, Fortran 90 interface to the X Window system.
http://www.gginc.biz/fort.html
- Fortran Resources (Lahey)

A collection of links provided by a vendor of Fortran compilers.
http://www.lahey.com/other.htm
- Fortran Programmers Club

Windows 95/98/NT/2000 applications programming in FORTRAN, by Vladimir V. Vasilchenko. Numerous samples of GUIs, using controls and common controls.
http://els.donpac.ru/usr/golub/fortran/
- Fortran Library Links

Gary Scott's extensive collection of source code links.
http://www.fortranlib.com/freesoft.htm
- Fortran code

Fortran 77 codes by Daniel Powers for optimization and statistics.
http://www.la.utexas.edu/research/faculty/dpowers/fortran.html
- Fortran78 Test Suite

Product of the NIST Information Technology Laboratory (ITL). It is used to determine, insofar as is practical, the degree to which a Fortran processor conforms to FIPS Fortran.
http://www.itl.nist.gov/div897/ctg/fortran_form.htm
- Fortran Tools by Nelson Beebe

Dcl2inc postprocesses ftnchek .dcl files to create separate include files; dtosstod converts Fortran floating-point precision; fpp is a reversible Fortran preprocessor; lprsf3 is a filter to print Fortran and SFTRAN3 files with boldface keywords; and pretty is a Fortran 66 prettyprinter.
http://www.math.utah.edu/~beebe/software/fortran-tools.html
- GBYTES/SBYTES Library

Packages to handle binary unpacking and packing, in Fortran 77 and 90.
http://dss.ucar.edu/libraries/gbytes/
- G77_i386_fpe_demo

Demonstrates handling of floating point exceptions under g77/i386/Linux. By Tom Crane.
http://www.mklab.rhul.ac.uk/~tom/g77_i386_fpe_demo/index.html
- GAMS : Guide to Available Mathematical Software

Guide to mathematical software in Fortran held at a small number of US government establishments. Some sources are in commercial libraries and are not directly accessible. The code is of a uniformly high quality but usually old; there may be more recent and better algorithms available.
http://gams.nist.gov/
- FXDR

Library by David W. Pierce that allows calls to the XDR (eXternal Data Representation) routines from Fortran.
http://meteora.ucsd.edu/~pierce/fxdr_home_page.html
- Free Software (of Craig C. Douglas)

Fortran and C codes for fast matrix multiplication and multigrid solution of PDEs.
http://www.mgnet.org/~douglas/ccd-free-software.html
- Alan R. Miller

Code from the book "Fortran Programs for Scientists and Engineers", 2nd. ed. (1988).
http://www.nmt.edu/~armiller/fortran.htm
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