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  All Sites - 10694 items found, showing 9951 to 10000

  1. Tricki - Gowers, Timothy; Sisask, Olof; and Frolkin, Alex
    A wiki "repository of mathematical know-how" that encompasses techniques ranging from the very general to those that concern particular subareas of mathematics. Browse problem-solving ideas by technique: for finding algorithms and algorithmic proofs, ...more>>

  2. Tricks for Learning Math - Math Forum, Teacher2Teacher FAQ
    Answers to a frequently asked question: What are some math tricks and mnemonic devices I can use with my students? ...more>>

  3. Tricky Crossings - Ivars Peterson (MathLand)
    Have you heard the one about an itinerant entertainer traveling with a wolf, a goat, and a basket of cabbages? The showman comes to a river and finds a small boat that holds only himself and one passenger. For obvious reasons, he can't leave the wolf ...more>>

  4. Tricky Dice - Ivars Peterson (MathTrek)
    The game involves four specially numbered dice. You let your opponent pick any one of the four dice. You choose one of the remaining three dice. Each player tosses his or her die, and the higher number wins the throw. Amazingly, in a game involving 10 ...more>>

  5. Tricky Tables (MatheMUSEments!) - Ivars Peterson (Math Muse for Kids)
    The shape of a billiard table has a lot to do with the types of shots you can make in a game of billiards. Which of the odd tables pictured do you think would be your best bet for hitting another ball? Suppose you have a circular table, or a rectangular ...more>>

  6. Trig According to Euclid - Len Smiley, Deborah Smiley
    Four figures proving trigonometric addition and subtraction formulas for cosine and sine. Free of Cartesian coordinates, the proofs are synthetic and use a common, minimal diagram from Euclidean geometry. ...more>>

  7. Trigonometric Functions and Calculus - Waner, Costenoble; Hofstra University
    A text on the WWW for liberal arts and business majors. Contents (each with exercises): Modeling with the Sine Function; The Six Trigonometric Functions; Derivatives of Trigonometric Functions; Integrals of Trigonometric Functions. ...more>>

  8. Trigonometric Functions - Larry Gladney, Dept. of Physics, Univ. of Pennsylvania
    From the Interactive Textbook of PFP 96. A review of the trigonometric functions, sine, cosine, and tangent, as the most frequently used functions seen in introductory physics. ...more>>

  9. The Trigonometric Functions - MacTutor Math History Archives
    Linked essay sketching trigonometry from its beginnings out of the early correspondence between astronomy and mathematics through the 18th century, with 17 references (books/articles). ...more>>

  10. Trigonometric Functions (SMILE) - Lesia Smith, Michael M. Byrne School
    A lesson designed to teach students to define and demonstrate the six trigonometric functions; and to facilitate using the three most frequently used trigonometric functions. From the Algebra and Trigonometry section of a collection of almost 200 single ...more>>

  11. Trigonometric Identities - David Manura
    Table of Common Angles, Law of Sines, Law of Cosines, and more. ...more>>

  12. Trigonometric Integrals - David Hart
    An HTML version of a Maple worksheet used as an alternative to transparencies in a Calculus class lesson at Indiana University. How do you integrate the trigonometric functions? Includes discussion, formulae, diagrams, and exercises. ...more>>

  13. Trigonometry and Calculus Problem of the Week - Math Forum
    Trigonometry and calculus problems from a variety of sources, including textbooks, math contests, NCTM books, puzzle books, and real-life situations, designed to reflect different levels of difficulty. From 1998 until 2002, the goal was to challenge students ...more>>

  14. Trigonometry Challenge - ETCAI Products
    A program designed to supplement your classroom and textbook instruction in numerical trigonometry. A trial program is available for download. The generic topics can be used with most textbooks. For Windows 95/98/98SE/me/XP/2000/NT4. ...more>>

  15. Trigonometry Formulas - Math Forum; Ask Dr. Math FAQ
    Formulas for trig functions, bounds, identities, solving right and oblique triangles and inverse trig functions. ...more>>

  16. Trigonometry (Manipula Math) - International Educational Software (IES Inc.)
    More than 20 Java applets designed to demonstrate principles of trigonometry, including sine, cosine, and tangent function boxes; graph of y=sin x, y=cos x, y=sin ax, y=A sin (Bx+C), and y=sin x + cos x; Fourier series; sin t = a; cos t=a; sin(A+B); ...more>>

  17. Trigonometry Reference Sheets (S.M.A.R.T.) - Math Share Shop
    Basic curves. By students at Theodore Roosevelt H.S., Bronx, & Edward R. Murrow High School, Brooklyn. ...more>>

  18. Trigonometry (Seeing is Believing) - De Silva, D'Andreti; ThinkQuest 1997
    A trigonometry tutorial, comprising: angles; trigonometric functions; oblique triangles; vectors; polar cordinates; complex numbers; and hyperbolic functions. ...more>>

  19. Trigonometry (S.O.S. Mathematics) - Dept. of Mathematical Sciences, Univ. of Texas at El Paso
    An online course: learning units presented in worksheet format review the most important results, techniques and formulas in college and pre-college trigonometry. Trigonometry: Angle Measures, Trigonometric Functions (magic identity, Addition Formulas, ...more>>

  20. Trigonometry Table - Industrial Press
    Tables that give corresponding sine, cosine, tangent, secant, cosecant, and cotangent values for angles 0 to 90 degrees. ...more>>

  21. Trigonometry - Technical Tutoring
    Site provides an introduction to trigonometry, includes illustrative examples and exercises in basic trigonometry as well as a summary of the important basic trig identities and formulae. ...more>>

  22. A Trillion Dollars - Jim Loy
    Illustrating large numbers: 100, 1,000, and 10,000 vertical lines; imagining a trillion. ...more>>

  23. Trimathlon
    Site centered around a book featuring activities from number theory and geometry beyond the realm of the typical school curriculum. The site features a discussion forum, a sample online game (with others promised), and a periodic puzzler with hint. ...more>>

  24. TriMathlon: A Workout Beyond the School Curriculum - A. K. Peters, Ltd.
    Companion site to the book TriMathlon: A Workout Beyond the School Curriculum, by Judith and Paul Sally. Discuss math, the book, or the site with members of the Trimathlon community; explore the current "Periodic Puzzler"; or play one of the Shockwave ...more>>

  25. Triogram Models - Hansen, Kooperberg, Sardy
    An electronic version of a paper that introduces the Triogram method for function estimation using piecewise linear, bivariate splines based on an adaptively constructed triangulation. Java applets are included and a PostScript version of the entire paper ...more>>

  26. Trisecting a Line Segment - Robert Styer
    Several ways to trisect a line segment using compass and straightedge. ...more>>

  27. Trisecting an Angle - MacTutor Math History Archives
    Linked essay tracing the history of the classical Greek problem of trisecting an arbitrary angle using for the construction only ruler and compass (which is impossible) - but, failing that, finding some other method. ...more>>

  28. Trisecting the Angle - Steven Dutch; University of Wisconsin - Green Bay
    Why is trisecting an angle with a straightedge and compass impossible? Discussion includes several other proofs of impossibility (the largest prime number, the square root of 2, repeating patterns in the plane) and some alternate methods of trisection ...more>>

  29. Trisection Of An Angle - Jim Loy
    A discussion of what can and can't be constructed using compasses (for drawing circles and arcs, and duplicating lengths) and straight-edge (without marks on it, for drawing straight line segments). ...more>>

  30. Triumph of the Nerds: A History of the Computer - Robert X. Cringely; PBS Online
    A companion Web site for the Public Broadcasting System television special hosted by Robert Cringely, "Triumph of the Nerds: The Rise of Accidental Empires." Learn how youthful amateurs, hippies, and self-proclaimed "nerds" accidentally changed the world. ...more>>

  31. Troublesome Weather Trends - Ivars Peterson (MathTrek)
    In the February Bulletin of the American Meteorological Society, Statistician Kevin J. Coakley of the National Institute of Standards and Technology in Boulder, Colo. argues that ... daily temperatures donít vary randomly. They generally tend to rise ...more>>

  32. Trouble with Wild-Card Poker - Ivars Peterson (MathLand)
    Poker originated in the Louisiana territory around the year 1800. Ever since, this addictive card game has occupied the time and teased the minds of generations of gamblers. It has also attracted the attention of mathematicians and statisticians. The ...more>>

  33. True Learning - Jinhee and Joseph Kim, True-Learning LLC
    Early learning curriculum, worksheets and lesson plans. The True Math activities provide an advanced foundation in math for your child with visually intuitive and engaging exercises. Free samples. ...more>>

  34. Truel in the Sun - Ivars Peterson (MathTrek)
    Brilliant sunshine bakes a huddled row of ramshackle, weather-beaten buildings lining a dusty thoroughfare. Two gunfighters slam out of a decrepit saloon and stalk toward their posts at either end of the street. Facing each other, they prepare to draw ...more>>

  35. Truncated Octahedron Blocks - Hop David
    A discussion of a three-dimensional tessellation that may make a good bridge between the rectangular solid tessellation and the octa/tetrahedral tessellation. ...more>>

  36. The Truth About Math Standards and Information-Age Math Reform - Bill Quirk
    An anti-reform site offering a critical analysis of the NCTM Standards and TERC math. ...more>>

  37. The Truth Tree's Math and Logic Board - Bob Scott, Ron Savori
    A collection of math and logic problems, from Pascal's Pizza Parlor and Leaning Ladders to The Old Lady and the Eggs and The Rickety Table Disaster. Register to solve these and other problems and compete with other visitors to The Truth Tree. ...more>>

  38. TSM-4: 'Using the Internet for Mathematics' - Oundle School, Peterborough, UK
    A one-day conference for teachers held 11 May 1998 at Oundle School, Peterborough, UK. Technology for Secondary and College Mathematics (TSM) is a teacher training initiative based at Oundle School. Online Workshops: "How to download text and images off ...more>>

  39. TSPBIB (Traveling Salesman Problem) - Pablo Moscato
    A comprehensive listing of papers, source code, preprints, technical reports, etc., available on the Internet about the Traveling Salesman Problem (TSP) and some associated problems such as Fractal TSP Instances and VRP Instances, with links to software ...more>>

  40. TS Quasigroups (Catalogue of Algebraic Systems) - John Pedersen, W. Edwin Clark; Dept. of Mathematics, University of South Florida
    Definition, examples, and references about TS Quasigroups. Links to related terms in the Catalogue. ...more>>

  41. TTC (Tools of Tensor Calculus) - A. Balfagón, P. Castellví, X. Jaén
    A Mathematica package for doing tensor and exterior calculus on differentiable manifolds, of interest to the scientist working on any field where tensor calculus is needed. TTC can also be interesting for teaching purposes. Articles, links, and a tutorial. ...more>>

  42. TtH: a TeX to HTML translator - Ian H. Hutchinson
    TtH translates TeX source that uses the Plain macro package, or LaTeX, into a near equivalent in HTML. It supports built-up fractions through HTML tables and mathematical symbols via the common extension tag [font face="symbol"] This enables semantically ...more>>

  43. TTMath - big online calculator - Tomasz Sowa
    This big numbers library for C++ programming language performs mathematical operations with unsigned/signed integers and floating point numbers. ...more>>

  44. Tumblehome Learning
    Makers of educational products such as Lost in Tangrams and -- through a partnership with TERC, with funding from the National Science Foundation (NSF) -- Mixing in Math (MiM) cards, gameboards, and books. ...more>>

  45. The Tunnel of Samos - Project MATHEMATICS!, California Institute of Technology
    A videotape-and-workbook module that explores a basic topic in high school mathematics in ways that cannot be done at the chalkboard or in a textbook. This video describes a remarkable engineering work of ancient times: excavating a one-kilometer tunnel ...more>>

  46. Turbo Tables Educational Software - AGoGoGadget
    Intended to teach multiplication techniques especially useful for products larger than 12x12. Includes teaching module, timed trial, and game for practicing your multiplication skills. Free demo available. Available for Windows XP and Pocket PC platforms. ...more>>

  47. Turbulence, Chaos and Disordered Systems
    A research group at the Eindhoven University of Technology in the Netherlands investigating turbulence, self-organization, chaos, and complexity in fluids. Descriptions of projects and full text of related thesis projects. ...more>>

  48. TurkZeka - Yilmaz Ekici, TurkZeka.com
    Clever puzzles, posted regularly, with quarterly puzzle competitions open to all with free login. In Turkish, English, and Japanese. ...more>>

  49. Turn of the Screw - Ivars Peterson (MathTrek)
    Mathematician Chris Rorres of Drexel University in Philadelphia has taken a close look at Vitruvius's specifications for constructing an Archimedes screw... Recent years have seen a revival of interest in the Archimedes screw, particularly for its proven, ...more>>

  50. TurnOnCCMath.net - Confrey, Jere, et al.
    Learning trajectories that unpack the K-8 Common Core State Standards (CCSSS) for Mathematics from the standpoint of student learning, and elaborate the underlying scientific research in mathematics education. Click on a hexagon or a trajectory for detailed ...more>>


 
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