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.

2017-12-19

@Matthew: Thank you for the clarification!

I don't want to spoil the answer for anyone, but my Christmassy picture looks like a well dressed bird.

Claudio
on /blog/47

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025