 Netlib Repository at UTK and ORNL  AT&T Bell Labs, Univ. of Tennessee, Oak Ridge National Laboratory
The Netlib repository contains freely available mathematical and statistical software, documents, and databases of interest to the numerical, scientific computing, and other communities. The repository is maintained by AT&T Bell Laboratories, the
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 NetSolve  Jack Dongarra
NetSolve is a clientserver system that enables users to solve complex scientific problems remotely. The system allows users to access both hardware and software computational resources distributed across a network. Matlab and Mathematica client interfaces
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 NetVIOS Browser Editor Project
A free interactive equation and browser editor that creates purely HTML output. Use the NetVIOS Editbox to view, create, or edit equations, free of any plugins (e.g., Java, MATHML, XY). View samples; try a demo; and download the editor.
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 Networked Computer Science Technical Reference Library (NCSTRL)
NCSTRL (pronounced "ancestral") is an international collection of computer science technical reports made available for noncommercial use from a number of participating institutions, mostly universities that grant Ph.D.s in Computer Science or Engineering,
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 Network Resources for Colouring a Graph  Michael Trick
A document that tries to bring together resources available on the Internet to help in formulating and solving graphcoloring problems. A Brief Survey of Applications and Algorithms (1994); Bibliographies; Solution Codes; Test Instances; People and Papers.
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 Networks and Nonlinear Dynamics Group (NNDG)  Maurice Dodson (Director and Head)
A research group at the University of York studying the control, prediction and optimization of complex systems. Specific interests include telecommunications networks and reducing vehicle traffic. Read about the group's projects (major projects include
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 Network Tutors
Provide online worksheets and learning plans for elementary and middle school students. Provide tutors in all areas up to college level courses. Various plans available.
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 Neural network music composition by prediction  Michael C. Mozer
Exploring the benefits of psychophysical constraints and multiscale processing. In algorithmic music composition, a simple technique involves selecting notes sequentially according to a transition table that specifies the probability of the next note
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 Neutral and NonEuclidean Geometries  David C. Royster; University of North Carolina at Charlotte
Course notes that include: Origins of geometry; spherical geometry; logic and the axiomatic method; proof; Euclid's mathematical system; incidence geometry; betweenness axioms; congruence theorems; axioms of continuity; neutral geometry; theorems of continuity;
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 New Confidence Interval Applet  R. Webster West, Dept. of Statistics, Univ. of South Carolina
An applet designed to help students understand confidence intervals. Each of the 50 lines on the graph below represents a confidence interval for the mean (assuming known variance). Each interval is based on a sample of size 5 taken from a standard normal
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 New Foundations  Randall Holmes
Developing site for the set theory "New Foundations," first introduced by W.V.O. Quine in 1937. A refinement of Russell's theory of types based on the observation that the types in Russell's theory look the same, as far as one can apparently prove. Site
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 New Foundations  Randall Holmes; Boise State University
Set theory was introduced by W. V. O. Quine in 1937. This refinement of Russell's theory of types is based on the observation that the types in Russell's theory look the same, as far as one can apparently prove. Mailing list; links to fans; Definition;
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 New Geometric Tilings  Adrian Fisher Maze Design
A page that celebrates the beauty of 4, 5, 6, and 7fold geometric tilings, grouped according to the regular polygons that they fill. Where possible, actual dates and designers are stated. Nearly all these tiling examples are based on sides of the
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 A New Kind of Science  The Wolfram Institute, LLC
A forthcoming book by Stephen Wolfram (creator of Mathematica) arguing that the "rules" science searches for should include algorithms like those used in computer programs, not just mathematical equations. Site includes a summary, table of contents,
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 New Mathematical Constant Discovered  Keith Devlin (Devlin's Angle)
Descendent of Two Thirteenth Century Rabbits: A recent mathematical result by Divakar Viswanath, a young computer scientist at the Mathematical Sciences Research Institute (MSRI) in Berkeley, California, has put the Fibonacci numbers back in the news
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 New Mathwright Library  James White; Bluejay Lispware
An Internetbased library of interactive workbooks on topics commonly encountered in undergraduate mathematics, from college algebra and precalculus through multivariable calculus, differential equations, and mathematical modelling. Workbooks, together
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 A New Polyhedral Surface  Davide P. Cervone; The Geometry Center
Main entry point for pages that describe the recently discovered tight polyhedral immersion of the surface of Euler characteristic 1 into threespace and demonstrate one way that mathematics can be presented by means of a networkbased multimedia hypertext
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 New Teachers and the Job Market  Key Issues in Mathematics at the Math Forum
Links to sites with a variety of organization, resources, and information for those seeking jobs as mathematicians or that require a knowledge of mathematics.
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 Newton Basins  David Joyce; Dept. of Mathematics & Computer Science, Clark University
Newton's method for finding solutions to equations leads to some fantastic images when applied to complex functions. This program colors the complex plane according to where an initial guess will eventually take you, and gives each solution a different
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 Newton BBS  Division of Educational Programs, Argonne National Laboratory
A free, nationwide Electronic Bulletin Board Bystem (BBS) for science, math, and computer science/technology teachers and students. Services include: "Ask A Scientist"  users can leave questions to be answered by scientists. NEWTON BBS(c) may be accessed
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 Newton Papers  University of Cambridge
View and download Isaac Netwon's handwritten papers: his own annotated copy of Principia Mathematica; the socalled "Waste Book," a large notebook that he inherited from his stepfather, and which Newton filled with notes and calculations when forced to
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 Newton, Sir Isaac (Funk & Wagnalls Multimedia Encyclopedia)  Lycos Zone: Mathematics
A short biography of Sir Isaac Newton (16431727), focusing on The Fluxional Method, Optics, and The Principia.
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 Newton's Method  David Sumner
A page that accepts an equation in terms of the variable x, a starting guess for the value of x, and then calculates a value after nine iterations using Newton's Method of Approximation.
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 New York Group Theory Cooperative at CCNY
Genetic algorithms, open problems and preprints in combinatorial and geometric group theory, meetings, links, and MAGNUS, a free (GPL) graphically oriented system, based on Tcl/Tk, for computational group theory designed to allow for exploration and experimentation
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 New York Journal of Mathematics (NYJM)  Mark Steinberger, Editor in Chief
Fully searchable research and universitylevel articles, such as "A Mathematical Theory of Origami Constructions and Numbers." With instructions for authors.
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 New Zealand Mathematical Society
The representative body of professional mathematicians in New Zealand, founded in 1974. Its aims include promotion of research in the mathematical sciences, the development, application, and dissemination of mathematical knowledge within New Zealand,
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 Next in Line  Ivars Peterson (MathLand)
Number sequences present all sorts of intriguing puzzles and patterns. Consider the sequence of counting numbers: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 .... Now, take out every second number, leaving: 1 3 5 7 9 11 13 15 ...; form the cumulative totals
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 Nexus Network Journal: Architecture and Mathematics Online  Graham Foundation for Advanced Studies in the Fine Arts
A peerreviewed research resource for studies in architecture and mathematics, published quarterly on the Internet and annually in print by Kim Williams Books.
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 NFL Stats & Research Articles  Roland Beech
Indepth statistical coverage and analysis of the National Football League (NFL). See player stats and ratings by position, and regular season team stats such as drive charts, play call by down, and red zone performance. "Classic" articles include correlation
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 Nick's Mathematical Puzzles  Nick Hobson
A collection of puzzles ranging over geometry, probability, arithmetic,
algebra, calculus, and logic. All require ingenuity, but most require only precollege math. Hints, answers, and fully worked solutions are provided, as well as links to relevant
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 Nikkoa  Nikkoa, Inc.
Ad hoc methods for analysis, estimation, prediction, detection, identification, tracking and association of signals and information include neural networks, casebased reasoning, fuzzy logic, evidential reasoning, and artificial intelligence. Product,
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 Nim  S. J. H. Sniffen
An old, simple game between two players. A certain number of matchsticks (or stones, paper clips, etc.) are arranged in rows. The standard starting position
is the 1357 position, in which the first row has one object, the second has three, the third
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 Nine Primes in a Row  Ivars Peterson (MathTrek)
...number aficionados Harvey Dubner of New Jersey, Paul Zimmermann of INRIA Lorraine in France, Tony Forbes of Great Britain, and Nik Lygeros and Michel
Mizony of Claude Bernard University in Lyon, France, mounted a campaign and solicited computational
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 NIST Virtual Library (NVL)  National Institute of Standards and Technology
Online library of the National Institute of Standards and Technology. Includes subject guides, an online library catalog, NVL databases, a selection of electronic journals, NIST publications, online resources, global Web resources, and hints and help
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 NMath .NET Math Libraries  CenterSpace Software, LLC
The NMath .NET math libraries from CenterSpace Software provides building blocks for mathematical, financial, engineering, and scientific applications on the .NET platform. Features include matrix and vector classes, linear algebra, random number generators,
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 NOAAServer  National Oceanic and Atmospheric Administration
Search for environmental information on multiple NOAA computers; retrieve data from NOAA's electronic archives; view graphics; and download or order data.
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 A Nobel Formula  Keith Devlin (Devlin's Angle)
The discovery of a single mathematical formula in 1970 led to this year's Nobel Prize for economics, shared between Stanford University professor of finance (emeritus) Myron Scholes and economist Robert C. Merton of Harvard University. The prize would
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 Noise Removal from Images  J. A. Sethian
A paper and movie on noise removal. Level Set Methods exploit the fact that curves moving under their curvature smooth out and disappear. The idea is to view the pixel values as a topographic map; the intensity (somewhere between white and black) at each
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 Noncommutative Geometry, Trace Formulas and the Zeroes of the Riemann Zeta Function  Alain Connes
Lecture notes offering a general introduction to noncommutative geometry and a discussion of a fundamental example of noncommutative space related to the Riemann zeta function.
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 NonEnglish Math Resources  Math Forum
Students and teachers with NonEnglish language needs will find mathematics and math education Web sites organized by category for the following languages: Spanish, French, German.
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 NonEuclidean Geometry  MacTutor Math History Archives
Covers Euclid's Elements through the end of the 1800's, with 23 references (books/articles).
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 NonEuclid  Joel Castellanos, Joe Dan Austin, Ervan Darnell
A Java program offering straightedge and compass constructions in hyperbolic geometry for high school and college students. A compressed version for PCs may be downloaded for use offline. The site includes an introduction to hyperbolic geometry, plus
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 Nonlinear Dynamical Systems at San Diego State  Ricardo Carretero
The NLDS group at San Diego State offers new graduate programs in Dynamical Systems and Applied Mathematics.
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 Nonlinear Dynamics (Mathematics Archives)  University of Tennessee, Knoxville (UTK)
Links to sites on nonlinear dynamics, chaos and turbulence studies, complex systems and visualization, continued fractions and chaos, dynamical systems and technology, dynamics and stability of systems, with indications of level and type of resource offered.
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 Nonlinear Dynamics: OneDimensional Dynamics and Bifurcations  Elmer G. Wiens; Egwald Web Services Ltd.
Continuous and discrete time models of dynamic processes. One dimensional and system of equations models: stability analysis, bifurcations, the logistic map and chaos, the Trygve Haavelmo growth model, the predatorprey model, limit cycles, the Hopf and
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 Nonlinear Programming FAQ  Optimization Technology Center, Northwestern University and Argonne National Laboratory
Posted monthly to Usenet newsgroup sci.opresearch. "What is Nonlinear Programming?" "What software is there for nonlinear optimization?" "I wrote an optimization code. Where are some test models?" "What references and Web links are there in this field?"
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 Nonlinear Regression Analysis Program  Phillip H. Sherrod
NLREG is a statistical analysis program for Windows 95/98 and Windows NT which performs linear and nonlinear regression analysis and curve fitting. The software package determines the values of parameters for an equation, the form of which you specify,
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 Nonlinear Science FAQ  James D. Meiss
The Frequently Asked Questions document for the newsgroup sci.nonlinear.
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 Nonlinear Science Today/Journal of Nonlinear Science  SpringerVerlag New York Inc.
Nonlinear Science Today and Journal of Nonlinear Science provide a forum for the dissemination of new results, methods, and ideas in nonlinear dynamics. The publications' goals are to facilitate the crossfertilization and interaction between different
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 Nonpartisan Education Review
The Nonpartisan Education Review provides a forum for those interested in education issues but put off by the education policy groups affiliated with the political parties. The groupo aims to make a difference by remaining nonaligned and nonpartisan.
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