Chalkdust
A magazine for the mathematically curious
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      • In conversation with Alison Etheridge
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      • In conversation with Robin Wilson
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Articles by Sej Patel

Sej Patel
Sej has a keen interest in combinatorics, and if she’s not thinking about graphs then she’s probably reading.
All articles by Sej
  • Easy to state, hard to prove: The Collatz conjecture

    Easy to state, hard to prove: The Collatz conjecture

    8 November 2024
    90 years later, we're still unable to prove this surprisingly simple statement

Read also

  • In conversation with Robin Wilson

    In conversation with Robin Wilson

    Ashleigh Wilcox and Ellen Jolley chat to the professor and maths communicator about books, the Open University and music
  • Winning Wythoff’s game

    Winning Wythoff’s game

    Molly Ireland presents a gambit which will impress your mates
  • Notched edge cards

    Notched edge cards

    Joe Celko makes a database from card and knitting needles
Chalkdust is published by Chalkdust Magazine, based in the United Kingdom. ISSN 2059-3805 (Print). ISSN 2059-3813 (Online).