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.

2021-12-20

Huh! Today's clue gave enough info to bring the possibilities down to bruteforceable levels... and the second attempt worked!

Alex2
on /blog/91

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025