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  All Sites - 1850 items found, showing 1351 to 1400

  1. Panagiotis Stefanides
    Geometry presented at national conferences in Greece. Contents include: Quantization of Circle Duality; Logos Pyr Chronos; 'Buena Fortuna' (artwork); Geometric Mean Ratio (T) by Ruler and Compass; Quadrature Master Theorem; Corollary (Circle Circumference ...more>>

  2. Papers - Chaim Goodman-Strauss, Dept. of Mathematics, Univ. of Arkansas
    On Composite Twisted Unknots; Matching Rules and Substitution Tilings; Aperiodic Hierarchical Tilings; Bounding the Results of Arithmetic Operations on Random Variables with Unknown Dependency; A Small Set of Planar Aperiodic Tiles; A Pair of Aperiodic ...more>>

  3. Papers On-line: Advanced Chaos - The Chaos Group, Univ. of Maryland at College Park
    An online collection of published articles and preprints on advanced chaos theory, covering the topics of: Control and Targeting, Dimensions, Fractal Basin Boundaries, General Chaos, Quantum Chaos, Riddled Basins, and Shadowing. ...more>>

  4. Parallel Applications in Statistics and Economics (PASE)
    Announcements of meetings, previous PASE workshops and where conference proceedings are published. Subjects: parallel algorithms and artificial neural networks; dynamical chaotic systems and fuzzy logic; stochastic optimization concepts; genetic algorithms ...more>>

  5. Pascal's Triangle from Top to Bottom - Matthew Hubbard and Tom Roby
    A comprehensive resource for the study of Pascal's Triangle. The section "Applications" addresses questions such as "What types of questions are answered by the binomial coefficients?" and "What number greater than 1 shows up most often in Pascal's Triangle?" ...more>>

  6. A Passion for Pi - Ivars Peterson (MathLand)
    Some of you may be familiar with the sentence: How I want a drink, alcoholic of course, after the heavy lectures involving quantum mechanics! The number of letters in each word represents successive digits of pi: 3.14159265358979. How Simon Plouffe memorized ...more>>

  7. Past Lectures - Gresham College
    Dozens of video lectures by Robin Wilson, Gresham Professor of Geometry and former Visiting Professor in the History of Mathematics: "The Great Mathematicians," "Early Mathematics Day," "Lewis Carroll in Numberland," "Topics in the History of Financial ...more>>

  8. Pathways to Science - Institute for Broadening Participation
    Programs such as undergraduate summer research opportunities, graduate fellowships, postdoctoral positions, as well as resources and materials pertaining to recruitment, retention, mentoring, and funding of underrepresented groups on pathways to science, ...more>>

  9. Patterns of physical change - Phil Henshaw
    Focuses on the use of tools such as derivative reconstruction (DR) to measure growth and changes in a system. Includes: a short paper "Is the basis of change evolutionary?"; a description of the theory of derivative reconstruction as a method of analyzing ...more>>

  10. Paul Nevai
    Paul Nevai researches orthogonal polynomials and approximation theory. Many of his articles are available here in .dvi format or as html documents. ...more>>

  11. Pavilion of Polyhedreality - George W. Hart
    A page of images of polyhedra from the author of Multidimensional Analysis and the Encyclopedia of Polyhedra. Constructions from wood, paper, paper clips, pencils, food and forks. The is also an extensive linked list of other Web pages related to polyhedra ...more>>

  12. PCMI@MathForum - Suzanne Alejandre, Jim King
    An overview and, in some cases, details of the working groups, schedules, and projects from each summer session: Research Program, Graduate Summer School, Undergraduate Program, Mathematics Education Research Program, Undergraduate Faculty Program, High ...more>>

  13. PEEI: a computer program for the numerical solution of systems of partial differential equations. - Giacomo Lorenzoni
    The program PEEI calculates a numerical solution of almost all the systems of partial differential equations who have number of equations equal or greater of the number of unknown functions. Free download. For Windows XP/Vista/Server 2003. ...more>>

  14. Penrose Tiling Generator - Stephen Collins
    A software package for Windows NT, for generating rhombic Penrose tilings and investigating symmetrical topological chains within them. ...more>>

  15. Pentagonal Geometry and the Golden Ratio (The Geometry Junkyard) - David Eppstein, Theory Group, ICS, UC Irvine
    An extensive annotated list of links to material on geometric problems defined on regular pentagons, involving pentagonal angles, or based on the golden ratio (the ratio of diagonal to side length in a regular pentagon). ...more>>

  16. Pentomino Relationships - Adrian Smith
    The site describes how pentominoes (twelve pieces of wood, each a different shape and each made of five cubes) fit together into rectangles or cuboids, as well as the subsequent challenge of finding as many other solutions as possible from the one just ...more>>

  17. Perfect Problems - Vasek Chvátal
    Unsolved problems on perfect graphs, a collection for people with at least a basic knowledge of the subject. Contents include: Perfection of special classes of Berge graphs; Recognition of special classes of Berge graphs; Decompositions of perfect graphs; ...more>>

  18. Perimeter Institute for Theoretical Physics
    An independent, non-profit, scientific research organization working to advance our understanding of physical laws and develop new ideas about the essence of space, time, matter, and information. Located in Waterloo, Ontario, Canada, Perimeter also provides ...more>>

  19. PEST: Model-Independent Parameter Estimation - Watermark Computing
    PEST is a package that can be used with any pre-existing model for data interpretation or model calibration. Use of nonlinear parameter estimation techniques allows you to exercise greater control. The site includes PEST, Parallel PEST, SENSAN, PEST MODFLOW/MT3D ...more>>

  20. Pete Casazza
    Articles by this University of Missouri professor, some of them scanned from journals, include "A Mathematician's Survival Guide," "Classes of Finite Equal Norm Parseval Frames," "Dear Pythagoras: See What You Started," "Equivalents of the Kadison-Singer ...more>>

  21. Pete L. Clark
    Course notes, open problems, publications and preprints by Clark, who teaches at the University of Georgia, and does research primarily in number theory and arithmetic geometry. See, in particular, Clark's freely downloadable PDF expositions on commutative ...more>>

  22. Peter Doyle - Mathematics, Univ. of California at San Diego
    Advanced tutorials, proofs and papers, mostly statistics, probability, geometry, and graph theory, but with examples from other mathematics areas as well. Don't miss Dr. Doyle's Flip Flops. ...more>>

  23. peterlu.org - Peter Lu
    Publications and research into medieval Islamic geometry (e.g., decagonal and quasicrystalline tilings in its architecture), soft-matter and colloid physics, high-performance imaging, ancient Chinese technology (e.g., first use of diamond, early precision ...more>>

  24. Peter Olver's Home Page - Peter Olver
    Publications, seminar and conference talks, and more resources from the Head of the University of Minnesota's School of Mathematics. Download notes of Olver's lectures on applied mathematics, numerical analysis, orthogonal bases and the QR algorithm, ...more>>

  25. Pfaff's Method (III): Comparison with the WZ Method (Organic Mathematics Proceedings) - George Andrews
    In the 1990's, the WZ method has been the method of choice in resolving new conjectures for hypergeometric identities. The object here is to compare the WZ method with Pfaff's method. Such a comparison should (it is hoped) provide some suggestions for ...more>>

  26. Phalanstère - Équipe de Combinatoire Algébrique, Université de Marne-la-Vallée
    Research into the relations between algebra and combinatorics. Membres; Publications; Logiciels; Séminaire. In French. ...more>>

  27. Philippe Flajolet
    Philippe Flajolet researches the analysis of algorithms, analytic combinatorics, computer algebra, asymptotic analysis, special functions, random structures, and natural languages. An extensive collection of his articles, and the first chapters of ...more>>

  28. Photos by Paul Halmos - Mathematical Association of America (MAA)
    Snapshots taken by Paul R. Halmos of notable contemporaries, academics, and other intellectuals of the 20th century. Search or browse the tagged collection of pictures, each of which includes a brief note about the subjects photographed in Halmos' own ...more>>

  29. Physics Problems for the Next Millennium - David Gross, Institute for Theoretical Physics, University of California, Santa Barbara
    The ten most important unsolved problems in fundamental physics, as formulated by participants of the University of Michigan's Strings 2000 Conference: Are all the (measurable) dimensionless parameters that characterize the physical universe calculable ...more>>

  30. Pi: A 2000-Year Search Changes Direction - Adamchik, Wagon
    A New Formula for Pi: David Bailey of NASA/Ames and Peter Borwein and Simon Plouffe of the Centre for Experimental and Computational Mathematics at Simon Fraser University (BBP) have discovered a remarkable and remarkably simple new formula for Pi. Sum ...more>>

  31. Pi-Search
    Search the first four billion binary digits of Pi for a string. Enter the string in hex (4 bit) or character (5 bit) format. Includes some statistics (probability of occurrence of characters, digits). Related links include articles and papers. ...more>>

  32. pLab: Random Number Generation - Peter Hellekalek; Mathematics Dept., University of Salzburg
    Results and links on this fundamental topic in stochastic simulation. RNGs are deterministic algorithms that produce numbers with certain distribution properties. Roughly speaking, these numbers should behave similar to realizations of independent, identically ...more>>

  33. Planar Geometry (The Geometry Junkyard) - David Eppstein, Theory Group, ICS, UC Irvine
    An extensive annotated list of links to material on planar geometry. ...more>>

  34. Planet Math
    Designed to be a central repository for mathematical knowledge on the web, with a pedagogical slant. All content is user-contributed, either to the Encyclopedia or to the reviewed listings of papers, books, and lecture notes. Polls, discussions, and feedback ...more>>

  35. plantri and fullgen - Gunnar Brinkmann, University of Bielefeld, and Brendan McKay, Australian National University.
    Programs for generating certain types of planar graph. Graphs are generated in such a way that exactly one member of each isomorphism class is output without the need for storing them. The speed of generation is more than 100,000 graphs per second in ...more>>

  36. Plouffe's Inverter - Simon Plouffe
    A database of more than 84,800,000 mathematical constants like Pi, Sqrt(2), Catalan and Euler's gamma. Enter a number, search or browse, and the programs will find what the number is made of. From the author of the Encyclopedia of Integer Sequences (with ...more>>

  37. Poem about the Riemann Zeta Function - Tom Apostol
    A poem about the zeta function and the Riemann hypothesis, linked to explanations of the important concepts by Chris Hughes. ...more>>

  38. Point Plots and Space Curves - Theo Gray
    Download a Mathematica notebook that defines the functions PointParamPlot3D, SpaceCurve, and PointSpaceCurve. These functions let you make discrete point plots in two and three dimensions. The SpaceCurve and PointSpaceCurve functions let you make three-dimensional ...more>>

  39. Poliplus Software
    Educational computer algebra, geometry, trigonometry, calculus software for Windows and Macintosh, and Java. Formulae 1 (F1) is a computer algebra system designed for the teaching and exploration of Mathematics. EqnViewer is a Java applet that allows ...more>>

  40. Polish Mathematical Society, Cracow Division
    Council, Committees, Delegates, report of Plenary Meeting; Contact details. ...more>>

  41. POLYA: Cooperative Solutions of Difficult Problems in Elementary Mathematics - Paul Yiu and Xiaodong Zhang, Moderators; Department of Mathematical Sciences, Florida Atlantic University
    An archived discussion group for the cooperative solution of difficult problems in elementary mathematics through calculus, "preferably non-technical in nature." ...more>>

  42. Polyhedra and Polytopes (The Geometry Junkyard) - David Eppstein, Theory Group, ICS, UC Irvine
    An extensive annotated list of links to material on geometric properties of polygons, polyhedra, and higher dimensional polytopes (particularly convex polytopes). ...more>>

  43. The polymath blog - Timothy Gowers
    Massively collaborative mathematical research projects discussed and hosted here have included IMO Q6 2009, Density Hales-Jewett, Embedded c_0 or lp in explicit Banach spaces, and Finding primes deterministically. Proposals include Boshernitzan's problem, ...more>>

  44. Ponder This - IBM Research
    Match wits with the minds in IBM Research, who post a new puzzle every month (some suggested by users at large), and welcome your solutions. Archives of previous challenges. ...more>>

  45. Potto Project - Dr. Genick Bar-Meir
    An open content project meant to be used by the community to write quality text books for colleges. Currently offering the free online textbook, Fundamentals of Compressible Flow Mechanics. ...more>>

  46. The Power of One - Robert Matthews, The New Scientist
    Benford's law demands that around 30 per cent of the numbers in a given data set will start with a 1, 18 per cent with a 2, right down to just 4.6 per cent starting with a 9. This essay provides a mathematical history behind the counterintuitive law, ...more>>

  47. Powersums, Fermat, Waring; Quotes, History... - Nico F. Benschop
    Links to papers on the ideas of Fermat, Waring, Goldbach, Cantor, Hensel, Hasse-Minkowski, and Selmer, and the following mathematical concepts: semigroups, sequential logic synthesis, cubic roots, and state machines and their sequential closure. With ...more>>

  48. Practical Foundations of Mathematics - Paul Taylor
    The full text (online, in HTML) of the book (some diagrams may be missing), published by Cambridge University Press in March, 1999 as number 59 in their series Cambridge Studies in Advanced Mathematics. Practical Foundations collects the methods of construction ...more>>

  49. A Practical Guide to Wavelet Analysis - Christopher Torrence and Gilbert P. Compo
    Read an introduction to wavelet analysis and Monte Carlo methods, or download it in PDF or PostScript format. Use an interactive wavelet plotting form to investigate sample time series or your own data. Download wavelet software in Fortran, IDL, or ...more>>

  50. Practice Online! The Electronic Complement to INTERFACES (POL) - Institute for Operations Reseach and the Management Sciences (INFORMS)
    A practice-oriented electronic information service of INFORMS, jointly sponsored by INTERFACES and the INFORMS Roundtable. Forum, submission guidelines, supplemental materials online, tables of contents and abstracts, Edelman abstracts, practice-oriented ...more>>


 
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