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.

2022-12-26

Another year of great puzzles, Matt! I really appreciate it and look forward to working these every year.

Dan Whitman
on /blog/97

×5

×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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025