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A branch of mathematics that uses repeated operations to find approximate solutions to equations. There is also an attempt to measure the error rate of such approximations.

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Links:

N-Body/Particle Simulation Methods Overview of N-body methods. www.amara.com/papers/nbody.html

Inverse Symbolic Calculator A set of programs and specialized tables of mathematical constants dedicated to the identification of real numbers. www.cecm.sfu.ca/projects/ISC

NA-Net Searchable weekly email digest on numerical analysis. www.netlib.org/na-net/na_home.html

Level Set and Fast Marching Methods: Tracking moving interfaces in computational geometry, materials sciences, robotics, image processing, and fluid mechanics; numerical techniques based on partial differential equations. www.math.berkeley.edu/~sethian

Interval Computations Indexes links relating to interval arithmetic and related issues. www.cs.utep.edu/interval-comp

Tomasz Plewa's Numerical Analysis Directory Directory of sites containing software for numerical analysis (mainly in Fortran). www.labyrinth.net.au/~ctrans/tomasz.html

Domain Decomposition Organization Bergen, Norway. Information about the annual international Domain Decomposition meeting, links to people working in the field and information about books and other material related to Domain Decomposition. www.ddm.org

MGNet Multigrid method resources. Sites, publications, software. casper.cs.yale.edu/mgnet/www/mgnet.html

Numerical Analysis Resources FAQ Maintained by Steve Sullivan. www.mathcom.com/corpdir/techinfo.mdir/scifaq/index.html

Search sci.math.num-analysis Teachers and students of numerical analysis will find others who share their interests at the sci.math.num-analysis discussion list. Searchable archive at the Math Forum. mathforum.org/discussions/epi-search/sci.math.num-analysis.html

External Numerical Analysis Sources Compiled by Nick Gould, Rutherford Appleton Laboratory. www.numerical.rl.ac.uk/external/external.html

Newton's Method and High-order Iterations Newton's iteration : History, convergence results, Halley's iteration and high order new iterations. A web text in HTML and PostScript. numbers.computation.free.fr/Constants/Algorithms/newton.html

SQRT - Algorithms for Calculating the Square Root Describing two major algorithms: one efficient in terms of size, the other in terms of speed. English/Portuguese. www.pedrofreire.com/sqrt

Numerical Methods for PDEs with Java Applets Distance learning course dealing with finite differences / elements, Monte-Carlo, Fourier and Lagrangian methods for the advection, diffusion, wave, Schrodinger, Burger and KdV equations. The commercial version of a course taught to science and eng www.lifelong-learners.com/pde

Numerical Methods A guide to on-line resources. tonic.physics.sunysb.edu/docs/num_meth.html

IPNet Inverse Problems Network, for the area of inverse or ill-posed problems. www.mth.msu.edu/ipnet

Orthogonal Polynomials and Special Functions SIAM activity group. Newsletter, conferences, bibliography, reports, history, jobs, other resources. math.nist.gov/opsf

Foundations of Computational Mathematics (FoCM) A nonprofit organization that supports and promotes research on foundations of computational mathematics. www.focm.net

Holistic Numerical Methods Institute A collection of resources on numerical methods aimed at undergraduates, maintained at the University of South Florida. numericalmethods.eng.usf.edu

WANDA Website for Accessing Numerics : the Dundee Archive. Numerical Analysis resources at Dundee University. www.maths.dundee.ac.uk/~www

Solve Equations by Successive Approximations Approximation formulae to compute real and complex solutions of equations in a spreadsheet. members.ispwest.com/patrussell/approximations/introduction.htm

On-line Numerical Methods A web-based numerical methods simulator for student use. mn.fe.up.pt/second_en.htm

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