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  All Sites - 5552 items found, showing 3801 to 3850

  1. On Constructivism - Susan Hanley
    "The constructivist approach opens new avenues for learning as well as challenges for the teacher trying to implement it." Hanley outlines problems in traditional teaching methods, describes constructivism as a possible solution, and reviews research ...more>>

  2. On Deciding Whether a Surface is Parabolic or Hyperbolic [PDF] - Peter G. Doyle
    An application of Rayleigh's method to the classical type problem for Riemann surfaces, which is really just the same random walk problem, only instead of walking around on an infinite graph the walker is diffusing around on a surface. The aim will be ...more>>

  3. Online Ag Advisor - Royal Bank of Canada
    An interactive tool designed to assist farm managers in assessing the strength of their management position. Based on the techniques of Dr. David Kohl, this tool will analyze responses from several key areas and provide recommendations and benchmark analysis. ...more>>

  4. Online Calculator - Cody Miller
    Online Calculator features include: RPN, unit converter, base conversion, polynomial solver, equation solver, complex number support, and decimal to fraction conversion. Site includes reference sheets for algebra, geometry, trigonometry, and calculus ...more>>

  5. Online Calculator Software - PeoriaDesignWeb.com
    Online Calculator Software is a collection of web-based online calculators to solve a variety of routine calculations. The tool is designed as an online spreadsheet and is meant to mimic the way a spreadsheet is set up. The only difference is the spreadsheet ...more>>

  6. Online Chemistry Calculators - David Hsu
    Convert units of energy, pressure, volume, temperature, mass, and power, or make calculations using the ideal gas law and different units. ...more>>

  7. Online Classifieds (NCTM) - National Council of Teachers of Mathematics
    An advertising service of nctm.org. Listings of jobs (positions available and wanted in math education), math announcements, and math products online. ...more>>

  8. Online Clinical Calculator - Division of General Internal Medicine, Medical College of Wisconsin
    Includes a Bayesian Calculator (calculates test sensitivity, specificity, predictive values, and likelihood ratios) and numerous clinical formulas (A-a Gradient, Anion Gap, Estimated Blood Level, Body Surface Area, Body Mass Index, Estimated Creatinine ...more>>

  9. Online Columns (MAA) - Mathematical Association of America
    Links to recent articles and archives of past columns from math writers hosted by the MAA: Ivars Peterson's MathTrek and Math Muse; Devlin's Angle; Math Chat, by Frank Morgan; Cut The Knot! by Alex Bogomolny, an interactive column using Java applets; ...more>>

  10. On-line Dictionary of Combinatorics - Joe Fields
    An on-line dictionary of combinatorics by a doctoral student at the University of Chicago. The dictionary is navigable by letters of the alphabet, and contains a few illustrations. Entries range from Abelian to Zorn's Lemma, and include several resources ...more>>

  11. OnlineEducation.com
    A portal for online and distance learning programs that offer bachelors and masters' degrees in mathematics and statistics. ...more>>

  12. On-line electronic textbook of college level Mathematics - Peter Fekete
    An on-line electronic textbook, specifically for A level courses from AQA, OCR, Edexcel. Suitable for many American university undergraduate courses. 5,700 pages of text and questions. All questions have worked solutions. ...more>>

  13. On-Line Encyclopedia of Integer Sequences - The OEIS Foundation Inc.
    Before publishing that new sequence you have just found, you might want to check here to see if it's already been discovered. Directions for how to look up a sequence in the table, abbreviations used, sending in a new sequence; how to look up a reference ...more>>

  14. On-Line Geometric Modeling Notes: Bernstein Polynomials - Ken Joy; Computer Science Dept., UC Davis
    Notes about one of the commonly used bases for the space of polynomials, the Bernstein basis, with a discussion its many useful properties. Available on the Web and in PDF format. ...more>>

  15. Online Graphing Calculator: 1-Click Delivers Complete Graph - Barry Cherkas, WebGraphing.com
    Online graphing calculator with automatically optimized viewing window plus step-by-step details to help answer any graphing questions. Calculus results include determining derivatives and finding local maxima, minima, points of inflection, and more. ...more>>

  16. Online Gröbner Basis Calculations - Michael McGettrick, National University of Ireland
    Enter generating polynomials for the ideal I to calculate its Gröbner basis, minimal Gröbner basis, or reduced Gröbner basis, which can be used for finding the solution to simultaneous polynomial equations and for determining the existence ...more>>

  17. Online journal publication: two views from the electronic trenches - Jonathan Borwein (CECM), Richard Smith (CPROST)
    A report on the experiences of two sets of scholarly publications, the Canadian Mathematical Society and the Canadian Journal of Communication, during their adoption and deployment of new electronic media, drawing on the authors' first-hand experience ...more>>

  18. Online lessons: The Newton-Raphson Method - Kostas, Lambros; Aristotle University of Thessaloniki, Greece
    An experiment in computer-based training using the Web: an online lesson on the Newton-Raphson method for solving nonlinear equations and systems of equations. The lesson includes text, sound clips, animation, and links to related computer programs. Contents: ...more>>

  19. On-Line Logic Book - Johan Mårtensson
    An introductory text, with accompanying Java teaching tools for specific topics. Includes an introduction to logic itself and chapters on ontology and semantics. ...more>>

  20. Online Math
    One-on-one online tutoring with a former secondary and college math teacher. Skype or e-mail your first math question, answered free; for subsequent problems, negotiate fees, transferrable by PayPal. ...more>>

  21. Online Math Calculator
    This collection of free online calculators includes a scientific calculator that accepts inputs of entire matrices and equations, calculates derivatives, and plots functions. One-button unit conversion calculators convert between Celsius and Fahrenheit, ...more>>

  22. Online Math Calculator - Tom Flowers, Mintmark.com
    A free Web-based math tool: simple calculator with inverse and exponent functions and the four trig functions. ...more>>

  23. Online Matrix Calculator - Trifon Triantafillidis, Bluebit Software
    This is an online matrix calculator, featuring Determinant calculation, LU Decomposition, Matrix Multiplication, Matrix Trace, Cholesky Decomposition, Systems of Linear Equations, Matrix Rank, QR Decomposition, Matrix Inverse Singular Value Decomposition, ...more>>

  24. Online Ordering and Customer Service Center (AMS) - American Mathematical Society
    The AMS Bookstore - a searchable catalog of over 2500 books, videos, journals, software and gift items from the AMS and participating publishers; also MathSciNet and TeX Resources; other special orders (featuring the MathDoc Document Delivery Service ...more>>

  25. Online Resources - Georgia Tech School of Math
    Syllabi, course notes, problems, and Maple worksheets for single- and multi-variable calculus, linear algebra, statistics, and a Math for Management course (statistics, probability, sets, and some calculus). The site also contains sample exams for calculus ...more>>

  26. Online Scientific Calculator - Alcula; Giorgio Arcidiacono
    An advanced scientific calculator that performs calculations on real or complex numbers. The results of expressions are displayed as fractions as well as in their floating point approximations. An editable expression history allows to update previous ...more>>

  27. Online Spreadsheet Software - PeoriaDesignWeb.com
    A simple program to share and edit a spreadsheet online, useful for displaying and editing an Excel-like spreadsheet that multiple users need to edit. ...more>>

  28. Online Statistics: An Interactive Multimedia Course of Study - Rice University, University of Houston, Clear Lake, and University of Houston, Downtown
    An introductory-level statistics book. The material is presented both as a standard textbook and as a multimedia presentation. The book features interactive demonstrations and simulations, case studies, and an analysis lab. ...more>>

  29. Onlineunitconversion.com
    Oover 225,000 conversions, togethr with explanations of their history and use. ...more>>

  30. On Motivation and Understanding - Cut the Knot!, Alexander Bogomolny
    Fourth in a series of columns that draw on Frank Morley's fundamental paper On the Metric Geometry of the Plane n-Line - dealing with what amounts to his proof of the Trisector Theorem. Bogomolny outlines Morley's reasoning first and then supplies necessary ...more>>

  31. OnSolver.com - Aliaksei Shamau
    Evaluate indefinite integrals, definite integrals, derivatives, limits, differential equations (powered by Wolfram|Alpha), matrices, and systems of equations (original JavaScript) by using the pull-down menus or typing directly in the fields. ...more>>

  32. On the 3x + 1 Problem - Eric Roosendaal
    Numerical data and some conjectures on this problem, also known as the Collatz problem or the Syracuse problem. All numbers up to 29,300 * 10^12 (~ 26 * 2^50) have been checked for convergence. ...more>>

  33. On the Area of the Mandelbrot Set (The Geometry Junkyard) - David Eppstein, Theory Group, ICS, UC Irvine
    One can upper bound this area by filling the area around the set by disks, or lower bound it by counting pixels; strangely, Stan Isaacs notes, these two methods do not seem to give the same answer. From the newsgroup alt.fractals. ...more>>

  34. On the Bass Note of a Schottky Group [PDF] - Peter G. Doyle
    Using a classical method from physics called Rayleigh's cutting method, Doyle proves the conjecture of Phillips and Sarnak that there is a universal lower bound L2 > 0 for the lowest eigenvalue of the quotient manifold of a classical Schottky group, ...more>>

  35. On the Evolution of Islands - Doyle, Mallows, Orlitsky, Shepp
    On islands and seas: an island is a maximal set of adjacent marked cells in a ring or row; a sea is a maximal set of adjacent unmarked cells. An inductive proof and a counting-argument proof. A paper that appeared in the Israel Journal of Mathematics. ...more>>

  36. On the Horizon (OTH) - School of Education, University of North Carolina (UNC)
    OTH Online: the electronic version of the print publication, with the full text of prior volume years. Also the HORIZON mailing list, seminars and workshops, conferences, and presentations to explore and extend the educational community's thinking about ...more>>

  37. On the Minimax Sphere Eversion - Rob Kusner, Mathematics and GANG, Univ. of Massachussetts at Amherst
    A brief paper describing the evolution of the animation of the minimax sphere eversion. Does not include the animation itself. ...more>>

  38. On the Puzzles with polyhedra and numbers - Jorge Rezende
    Several articles in PDF format, with related links: one on a set of didactic puzzles published by the Portuguese Mathematical Society (SPM); "Jogos com poliedros e permutações", an article in Portuguese describing puzzles with polyhedra ...more>>

  39. On the Square - Paul Kunkel
    Given four arbitrary, unique points, A, B, C, and D, construct one line through each point such that the four lines form a square. ...more>>

  40. On the Teeth of Wheels (Computing Science) - Brian Hayes, American Scientist
    A little history on the importance of gears in the history of computing and the importance of computing in the history of gears. "Designers of gear trains have not merely borrowed ideas from mathematics but have also developed some of those ideas on their ...more>>

  41. On This Day in Math - Pat Ballew
    Mathematically significant events, births, deaths, and more, posted every calendar day. Ballew's blog reveals his thoughts on teaching math. His links and explanations written using The Geometer's Sketchpad include triangle medians; angle bisectors in ...more>>

  42. .oO worksheeps - Felix Heckert
    Generate worksheets of customized math exercises, complete with solutions: basic operations with integers, negatives, and fractions; binomial and quadratic formulas; partial roots; percent calculation; curve sketching; metric; derivations; antiderivatives; ...more>>

  43. Open Directory - Science: Math - Netscape
    A comprehensive directory of math sites on the Web, listing links of mathematical interest by general topics, math topic, and site name. ...more>>

  44. Open Directory - Science:Math:Statistics - Netscape
    A comprehensive directory of statistics sites on the Web, listing links of statistical interest by general topics, statistics topic, and site name. ...more>>

  45. OpenIntro - David Diez and Chris Barr, Co-Founders
    The OpenIntro Statistics textbook-- the inaugural effort from these makers of educational products that "are free, transparent, and lower barriers to education" -- comes with data sets for the statistics software package R; normal, t, and chi-square probability ...more>>

  46. Open Logic Project
    An open-source, collaborative textbook of logic and formal methods, starting at an intermediate level, aimed at a non-mathematical audience. Completely rigorous, the Open Logic Text text strives for modularity, configurability, adaptability, and integration ...more>>

  47. OpenMath
    A language for communicating mathematical data between computer programs. Its purpose is to enhance different programs capable of handling mathematical data, such as symbolic algebra packages, typesetters, Web browsers, and the like, by providing a basis ...more>>

  48. Open Mathbook - Albert Schueller
    Blog to "promote, discuss, and develop free and open source mathematics textbooks." Posts, which date back to December, 2011, have included "Saylor.org: Open Textbook Prize"; "Free DE and Real Analysis Titles from William Trench"; "JSXGraph: on-line interactive ...more>>

  49. OpenMathText.org - David A. Santos, Alain Schremmer
    OpenMathText.org is a depository of free, downloadable texts and is primarily dedicated to the specification, development, and dissemination of free, editable and downloadable mathematical texts aimed, mainly, at "just plain folk." OMTo invites registrants ...more>>

  50. OpenMath - The OpenMath Society
    An extensible standard for representing mathematical objects with their semantics, allowing them to be exchanged between computer programs, stored in databases, or published on the web. Intended for those working with mathematics on computers, for those ...more>>


 
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