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.

2020-12-12

@Tara: I initially made the same mistake. Maybe you didn't take into account that 6 is not one of the available digits in question 1?

Sean
on /blog/87

×1

×2

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025