CARMA-MATRIX Maths Art/Poster Competition 2026
https://carmamaths.org/art/gallery/competition/
A Powerful New ‘QR Code’ Untangles #Math’s Knottiest #Knots #QuantaMagazine
ByErica Klarreich
A Powerful New 'QR Code' Untangles Math's Knottiest Knots
https://www.quantamagazine.org/a-powerful-new-qr-code-untangles-maths-knottiest-knots-20260422/
#HackerNews #QRcode #Math #Knots #Innovation #Technology #Science
The figure-eight knot is trivial!

The trefoil is trivial!

Nice reference on knots with the advantage of animated tying sequences:
Animated Knots by Grog | Learn how to tie knots with step-by-step animation https://www.animatedknots.com/