 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
...more>>
 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,
...more>>
 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
...more>>
 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
...more>>
 A New Proof of The Four Colour Theorem  Ashay Dharwadker
An article presenting a proof of the four color theorem that uses group theory and Steiner systems, illustrated using a map of Madhya Pradesh and adjoining states in India. Introduction; Map Colouring; Steiner Systems; Eilenberg Modules; Hall Matchings;
...more>>
 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
...more>>
 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
...more>>
 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.
...more>>
 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,
...more>>
 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.
...more>>
 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,
...more>>
 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
...more>>
 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,
...more>>
 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
...more>>
 Nobel Prize Internet Archive  Almaz Enterprises
An interactive archive devoted to Nobel Prizes and prizewinners. Browse by prize type or search by keyword. Additional information about the lack of a prize in mathematics, women laureates, and the Ig Nobel Prizes.
...more>>
 Noga Alon
Noga Alon researches combinatorics, graph theory, their applications to theoretical computer science, combinatorial geometry and number theory, and the relationship of combinatorial algorithms and circuit complexity. Some of his papers, along with a
...more>>
 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
...more>>
 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.
...more>>
 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.
...more>>
 Nonlinear Physics Group  Technical University, Darmstadt, Germany
A research group whose research areas include sonoluminescence, levitated drops, and acoustic and optically induced cavitation (view MPEG movies of bubbles!) A Java applet, Nonlinear Dynamics Online, provides visualizations of data sets: you may use
...more>>
 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?"
...more>>
 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,
...more>>
 Nonlinear Science FAQ  James D. Meiss
The Frequently Asked Questions document for the newsgroup sci.nonlinear.
...more>>
 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
...more>>
 Nonlinear Systems Laboratory  Massachusetts Institute of Technology
A group dedicated to the analysis of nonlinear systems: list of publications (some abstracts are available online) and animations of a robot arm catching a ball and a paper airplane.
...more>>
 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.
...more>>
 NonPathological Warp Drive within RandallSundram Brane World  Paul Hoiland
Discussion of a Pathology Free Warp drive based upon the RandallSundrum single Brane model.
...more>>
 Nonsexist Solution of the Menage Problem  Bogart, Doyle
A paper that appeared in the American Mathematical Monthly. The ménage problem asks for the number of ways of seating couples at a circular table, with men and women alternating, so that no one sits next to his or her partner. The paper presents
...more>>
 Norwegian Mathematical Society
Site is in Norwegian. Purpose, activities, history, membership, meetings.
...more>>
 Not Even Wrong  Peter Woit, Department of Mathematics, Columbia University
A blog on a range of topics in mathematics and theoretical physics, and superstring theory in particular, dating to Match, 2004. Read the author's reflections and comments left by others.
...more>>
 The Novel Polyhedra of Albert P. Carpenter  Albert P. Carpenter
A series of videos of slides exploring Exploded, Crown, Open and Lattice Polyhedra. See also Carpenter's YouTube channel of Structural Geometric Topology.
...more>>
 Novosoft Inc.
Novosoft (with the Siberian Branch of Russian Academy of Sciences (SB RAS) offers R&D services including conducting scientific research in different branches of Computer Science, feasibility analysis, and implementing large scienceintensive software
...more>>
 NSF Workshop on Dynamics and Bifurcations of Patterns in Dissipative Systems  Iuliana Oprea
Recent experimental results have demonstrated a variety of new patterns that can be observed in macroscopic systems far from equilibrium. Understanding these patterns is a major challenge for theoretical research. The workshop (1922 May 2003, Colorado
...more>>
 NT Number Theory (Front for the Mathematics ArXiv)  Univ. of California, Davis
Number Theory preprints, from the U.C. Davis front end for the xxx.lanl.gov ePrint archive, a major site for mathematics preprints that has incorporated many formerly independent specialist archives. Search by keyword or browse by topic.
...more>>
 numb3rs blog  Mark Bridger, Department of Mathematics, Northeastern University
A blog where math professor Bridger posts mathematical comments on the TV show "Numb3rs". Dating back to February, 2005, posts include "Math and March Madness" and "Random motion and FokkerPlanck" and "Acoustic fingerprints and the JFK assassination"
...more>>
 The Number Empire  Vitalii Vanovschi
Enter a positive integer up to 10^12, press the "Go!" button, and The Number Empire states  in yes/no format  whether you entered a prime number, a Bell number, a Catalan number, or a factorial. The same single click displays the integer written out
...more>>
 The Number of Latin Rectangles [PDF]  Peter Doyle
A paper that shows how to generate an expression for the number of kline Latin rectangles for any k. The computational complexity of the resulting expression, as measured by the number of additions and multiplications required to evaluate it, is on the
...more>>
 Number Pi and Golden Section: the decimals occurrences are not random  JeanYves Boulay
An exploration of the occurrence of patterns of the digits in decimal representations of pi and the golden section.
...more>>
 Number Recreations  Shyam Sunder Gupta
Recreational aspects of number theory, prime numbers, and the like. Currently includes rare numbers, EPORNS (Equal Product Of Reversible Numbers), unique numbers, unlucky 13, fascinating squares, curious properties of 153, and amicable numbers (including
...more>>
 Numbers (Mathematics Archives)  University of Tennessee, Knoxville (UTK)
Links to sites about particular numbers; dates; palindromes; Gaussian integers; Carmichael numbers; continued fractions; e; Egyptian fractions, mathematics, and numerals; constants; Fermat; Fibonacci numbers; pi; large numbers, sequences, prime numbers,
...more>>
 NumberTheoretic Hacks  David Eppstein, Theory Group, ICS, UC Irvine
Simple numbertheoretic algorithms. Egyptian Fractions  algorithms and references; C++ implementation of J. H. Conway's "nimber" arithmetic; C++ fast algorithm for computing 2adic inverse; C program for rational approximation of real numbers; Interference
...more>>
 Number Theory Centres  Keith Matthews, Dept of Math, University of Queensland, Brisbane, Australia
An alphabetical list of links to international number theory groups and research centres.
...more>>
 Number Theory Foundation
A foundation for collecting donations from supporters of number theory and disbursing them to encourage research. Supporters have directed available funds towards activities in computational and combinatorial number theory, and also towards general number
...more>>
 Number Theory: Historical things  Keith Matthews, Dept. of Math, University of Queensland, Brisbane, Australia
Biographies of past number theorists and various items of historical interest, including prizes, photos, and mathematical family trees.
...more>>
 Number Theory List  Yahoo Groups
Archives of a mailing list devoted to discussions of the serious mathematical study of the additive and multiplicative properties of positive integers including powers of integers, squares, cubes, triangular, factorial, fibonacci, composite, prime, perfect,
...more>>
 Number Theory (Mathematics Archives)  University of Tennessee, Knoxville (UTK)
An extensive list of links to sites with information about number theory, classified by level and type of resource.
...more>>
 Number Theory Web  Keith Matthews, Dept of Math, University of Queensland, Brisbane, Australia
A collection of links to online information of interest to number theorists everywhere, including number theorists' home pages and departmental listings.
...more>>
 numberworld.org  Alexander J. Yee
Yee takes mathematical constants such as pi, SQRT2, the golden ratio, e, log(2), log(10), and zeta(3) and calculates them to billions of digits. Read about and download ycruncher, his multithreaded piprogram. See also his timetable of notable large
...more>>
 The Numerical Algorithms Group (NAG)  Oxford, UK
Products and services; libraries for the solution of mathematical problems: numerical software; statistical software covering all areas of statistical computation; compilers, tools, and code coverters for developers and programmers, symbolic software
...more>>
 Numerical Analysis Digest Search Interface  Netlib
The NA Digest is a collection of articles on topics related to numerical analysis and those who practice it. All issues are indexed using Glimpse. To execute a search, enter a phrase or word into the form and choose the appropriate settings for your query.
...more>>
 
