Chalkdust
A magazine for the mathematically curious

Menu

Skip to content
MENUMENU
  • Read the magazine
    • Blog
      • Chalkdust issue 15 – Coming 25 May
      • Chalkdust Book of the Year 2021
      • Chalkdust issue 14 – Coming 22 November
      • Crossnumber winners, issue 13
      • Crossnumber winners, issue 12
      • Issue 13 launch art project
      • Chalkdust issue 13 – Coming 1 May
      • + more articles
    • Issue 14
      • In conversation with Dominique Sleet
      • That’s a Moiré
      • Pawns, puzzles, and proofs
      • How Polish cryptographers first broke the unbreakable cipher
      • Handbook of equations
      • On the cover: Vhat? Vhere? Venn
      • An odd card trick
      • Correction: Who is the best England manager?
      • A walk on the random side
      • Celebrating simple mathematical models
    • Issue 13
      • In conversation with Ulrike Tillmann
      • The maths of Mafia
      • On conditional probability: Cards, Covid, and Crazy Rich Asians
      • How to be the least popular American president
      • Who is the best England manager?
      • The big argument: Is the Einstein summation convention worth it?
      • Surfing on wavelets
      • On the cover: cellular automata
      • Significant figures: John Conway
      • Diagrammatic algebra: On the road to category theory
    • Fun
      • Comic
      • Conference bingo
      • Cryptic
      • Dear Dirichlet
      • Flowchart
      • Horoscope
      • How to make...
      • I ❤️ maths
      • Page 3 model
      • Top Ten
      • What's hot and what's not
    • Old issues
      • Issue 12
      • Issue 11
      • Issue 10
      • Issue 09
      • Issue 08
      • Issue 07
      • Issue 06
      • Issue 05
      • Issue 04
      • Issue 03
      • Issue 02
      • Issue 01
      • Hall of lame
  • Crossnumber
    • Submit answers
    • Answers
  • Order
    • Order copies
    • Subscribe
  • Get involved
    • Write for us
    • Sponsor us
    • Join the team
  • About us
    • Contact
    • Newsletter

Articles by Donovan Young

Donovan Young
Donovan is a maths teacher who is transfixed by the science and mathematics of light and vision.
All articles by Donovan
  • That’s a Moiré

    That’s a Moiré

    22 November 2021
    Donovan Young interferes in wave patterns

Read also

  • On the cover: Vhat? Vhere? Venn

    On the cover: Vhat? Vhere? Venn

    Madeleine Hall takes a brief dive into the world’s favourite set-relationship-representation diagram.
  • Handbook of equations

    Handbook of equations

    Forgotten how to draw a log graph? No need to panic – here's a handy guide!
  • In conversation with Dominique Sleet

    In conversation with Dominique Sleet

    Ellen Jolley learns how to run a maths outreach programme

@chalkdustmag

Tweets by @chalkdustmag
Chalkdust is published by Chalkdust Magazine, UCL, Gower Street, London WC1E 6BT, United Kingdom. ISSN 2059-3805 (Print). ISSN 2059-3813 (Online).