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.

2019-02-25

@Alexis: Well spotted. There was a typo in the variable name used for the third move boxes, I've fixed this now

Matthew
on /blog/19

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025