User Portlet
Featured Contributor
Ed Pegg
Wolfram Research
LOCATION: Champaign
WEBSITE: http://www.mathpuzzle.com
INTERESTS IN JOBS & NETWORKING: Not indicated
ABOUT ME:
Helped with A New Kind of Science, Numb3rs, and MathWorld. Currently editor of the Wolfram Demonstrations Project. The creator of Mathematical Games talks series the notebooks for which you can find below.
STAFF PICKS:
- Pope Sylvester II and the history of numbers
- Mathematical Games: Famous Equations
- Mathematical Games: game of life circuitry
- The Tom Sirgedas 45°-60°-75° square dissection
- Mathematical Games: puzzles on a square grid
- Mathematical Games: 2025, other numbers and OEIS
- Happy 2025 =1³+2³+3³+4³+5³+6³+7³+8³+9³!
- Mathematical Games - diving into cards: set, dominoes, spot-it, scrabble & more
- Mathematical Games - diving into cards: set, dominoes, spot-it, scrabble & more
- Mathematical Games: anagrams, letter banks and other wordplay
- Mathematical Games: linkages
- Porcelain cube by Ai Wei Wei
- Mathematical Games: ordering and canonical forms
- Different ordinary graphs: creation and visualization
- New record in elliptic curves by Elkies-Klagsbrun: rank 29
- Mathematical Games: Icosahedra and other polyforms
- Mathematical Games: Turing machines
- Order-3 non-fractal irreptiles: from triangles to Vesa Timonen pentagon and Mineyuki Uyematsu chair
- New Vesa Timonen irreptile: pentagon cut into its own smaller copies & plastic constant powers sides
- Mathematical Games: Linear Algebra magic
- The Math of the Marianne Olympics 2024 Logo
- Mathematical Games: combinatorial codes and designs
- Mathematical Games: space-filling curves
- Pi, the Golden Ratio and the Tribonacci Constant
- A smooth sequence of numbers like 799779977=17*19^6
- Happy end problem: n-gons in generally positioned n points
- The Psi 0-1-2 triangle dissection
- Mathematical Games: Hexagrammum Mysticum
- Mathematical Games: Surfaces
- 2024 = 2³+3³+4³+5³+6³+7³+8³+9³ What's your math one-liner for the New Year 2024?
- Mathematical Games: configurations
- The largest no-3-in-a-row polycube is a unique 26-cube
- The restored bells of Notre Dame: masses and sizes
- Mathematical Games: Special Triangles and Tetrahedra
- Mathematical Games: Multistate Mazes
- Mathematical Games: History and Science of Oppenheimer Movie and Manhattan Project
- Mathematical Games: Tetrahedral Centers
- Mathematical Games: The Hat and Other Tilings
- The Goldberg tile
- Einstein problem solved (aperiodic monotile discovery)
- Mathematical Games: Algebraic number magic
- The most spherical isohedron
- A graph of length units that have integer relations with each other
- Choe's Irregular Hexagon
- Mathematical Games: Fun with Fractions
- Mathematical Games: Collection of Points and Lines
- Discovery of pentagon tilings: celebrating Marjorie Rice centenary
- Dividing a square into similar but unequal pieces
- Make 2023 with math: PowerMod[7, 7, 7!] = 2023. Your turn!
- Super Bingo: SUBDERMATOGLYPHIC
- Sparse ruler data
- [GiF] Engel 38-sided space-filling polyhedron
- Signed Permutations: new resource function
- Series rectangle dissections
- Herschel enneahedron
- Discrepancy Conjecture
- Perfect and almost perfect rings (chains) of 4-antiprisms
- 45-60-75 triangles in a square
- Lots of substitution tilings
- A Mondrian art problem poster
- A miracle Sudoku discovery - duplicate bridge
- The 27_4 Configuration in Barycentrics
- 2016 puzzles: can you calculate these values?
- Coding new pentagon tiling
- Rational tetrahedra: edge lengths from given angles
- The 2021 Problem
- Self-generating Oldenburger-Kolakoski sequence
- Bracing a heptagon
- Advances in Squared Squares
- Frobenius 21 group
- Diagonal Cellular Automata
- Sparse Ruler Conjecture
- Twelve Prisms
- The Octagonal Dodecahedron
- The Delian Brick and other 3D self-similar dissections
- Pool Noodle Spikey
- A 5-chromatic unit distance graph
- A perfect similar rectangle dissection
- For Pi Day: Volume=3.141 -- The Canonical Tetragonal Antiwedge Hexahedron
- Narayana Cow Triangle Fractal
- The Basketball Scoring Approximation of 67% at 40 points.
- Basis of factors for large degree polynomials
- Lines of 4 points and 3 degrees above zero
- A lune of sequential squares
- Area/Volume of a Triangle, Tetrahedron, 4-Simplex, 5-Simplex, ....
- Mrs. Perkins's Quilts
- Other Way Maze
- Splitting a Googolplex for Goldbach
- Angled Langton's Ant
- The Mondrian Art Problem
- The Hippasus Primes
- Thirty Distinct Rectangle Polyhedron
- Seven Triangle Octahedron
- Extreme Orchards for Gardner
- Blanche Dissections
- Showing a Fractal Line
- Rational Distance Problem
- Zak's Triangle
- Triangle Radicals
- Squeezing Pi from a Menger Sponge
- The Smallest Projective Space and other lines of 3
- A New Solid of Constant Width
- Biggest Little Polyhedra