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.

2023-01-09

@(anonymous): There was a typo - I've just corrected it

Matthew
on /blog/100

×3

×3

×3

×3

×3

Archive

Show me a random blog post

2025

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025