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Ed Pegg

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Einstein problem solved (aperiodic monotile discovery) The shirt would be even nicer if 3-colored. It is 4-colored. AUTHOR: Ed Pegg 22787VIEWS 9REPLIES BY: Stan Wagon 11 days ago
Numerically 2026 is unremarkable yet happy: semiprime with primitive roots [SVG version of the happy number trails graph (using Raku and... AUTHOR: Anton Antonov 1245VIEWS 2REPLIES BY: Anton Antonov 18 days ago
Happy √2²²-22 -- And other ways to calculate 2026 ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: Ed Pegg 945VIEWS 1REPLIES BY: EDITORIAL BOARD 18 days ago
Mathematical Games: mathematical constants If anyone from facebook is wondering about me, I posted a picture of [Ford Circles][1] and got banned. I put in an appeal, but for now I'm in facebook jail. ![enter image description here][2] [1]:... AUTHOR: Ed Pegg 395VIEWS 1REPLIES BY: Ed Pegg 1 month ago
Latin squares produce Latin cubes ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: David Vasholz 1333VIEWS 1REPLIES BY: EDITORIAL BOARD 1 month ago
Mathematical Games: Fractals Part 2 - applications, complex sets, and substitution rules ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: Ed Pegg 583VIEWS 1REPLIES BY: EDITORIAL BOARD 2 months ago
Mathematical Games: Fractals Part 1 - applications, complex sets, and substitution rules ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: Ed Pegg 549VIEWS 1REPLIES BY: EDITORIAL BOARD 2 months ago
The Kochawave curve and other fractals ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: Ed Pegg 502VIEWS 1REPLIES BY: EDITORIAL BOARD 2 months ago
Mathematical Games: number Seven across maths - graphs, geometry, designs, knots, and units ![enter image description here][2] -- you have earned *Featured Contributor Badge* ![enter image description here][1] Your exceptional post has been selected for our editorial column *Staff Picks* http://wolfr.am/StaffPicks and [Your... AUTHOR: Ed Pegg 1196VIEWS 0REPLIES BY: EDITORIAL BOARD 3 months ago
In Memory of Michael Trott (1959-2025): Scientist, Mentor, Friend I learned of Michael's death, and I am shocked and horrified. Michael and I worked together from 1988 to 1994 at the Technische Hochschule Ilmenau (later the Technical University of Ilmenau). Michael finished his doctoral thesis a year earlier than... AUTHOR: Mohammad Bahrami 7649VIEWS 18REPLIES BY: Uwe Heiber 3 months ago

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