mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2019-12-31

Thank you, I was worried. Thanks also for the puzzles, makes a change from my usual sudokus. I especially liked 3, 9, 11, 16, 21 and 23.

(anonymous)
on /blog/69

Archive

Show me a random blog post

2026

May 2026

World Cup stickers 2026

Apr 2026

A new puzzle every day
Mixing Wordle with other games

Feb 2026

Christmas (2025) is over

2025

Dec 2025

Christmas card 2025

Nov 2025

Christmas (2025) is coming!

Sep 2025

The partridge puzzle

Aug 2025

TMiP 2025 puzzle hunt

Jun 2025

A nonogram alphabet

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

Dec 2024

A regular expression Christmas puzzle
Christmas card 2024

Nov 2024

Christmas (2024) is coming!

Feb 2024

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

weak imposition matrix multiplication kenilworth mathslogicbot rust tetris gather town oeis dinosaurs mathsjam approximation braiding php inline code menace arrangement puzzles numerical analysis christmas reddit royal baby golden ratio graphs polynomials matrix of minors game show probability asteroids the aperiodical matt parker talking maths in public chebyshev harriss spiral alphabets youtube noughts and crosses pythagoras books reuleaux polygons wave scattering stirling numbers probability draughts numbers christmas card bubble bobble radio 4 pi approximation day crochet folding paper warwick signorini conditions royal institution crossnumber curvature coins bots binary arithmetic recursion pokémon crossnumbers inverse matrices triangles computational complexity raspberry pi realhats statistics video games latex go sobolev spaces light crosswords cambridge martin gardner hats sound convergence fonts matrices frobel kings wool puzzles mathsteroids ucl games runge's phenomenon bodmas national lottery interpolation palindromes logs world cup anscombe's quartet bluesky rugby pizza cutting preconditioning tmip javascript live stream boundary element methods exponential growth geogebra captain scarlet ternary fractals stickers quadrilaterals london london underground determinants chess datasaurus dozen python matrix of cofactors guest posts flexagons finite group european cup pascal's triangle bempp turtles dataset tennis hannah fry thirteen data visualisation electromagnetic field error bars standard deviation logic friendly squares rhombicuboctahedron weather station big internet math-off edinburgh fence posts cross stitch databet gerry anderson hyperbolic surfaces pac-man regular expressions graph theory nine men's morris geometry final fantasy craft coventry manchester science festival sorting newcastle hexapawn speed correlation gaussian elimination logo phd football pokémon wordle accuracy folding tube maps simultaneous equations dragon curves countdown zines pi game of life platonic solids propositional calculus programming 24 hour maths estimation partridge puzzle map projections dates a gamut of games data machine learning news wordle finite element method mean manchester golden spiral chalkdust magazine people maths squares sport trigonometry plastic ratio errors advent calendar misleading statistics nonograms

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026