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.

2019-12-17

Thanks for the feedback. (I now understand the need for redaction). My son sent me your link as a Xmas present. I must think of an appropriate retaliation. (What is a PDF?)Think I've fixed 1,6 and 9....8 eludes me, for the moment.

Rob
on /blog/70

×3

×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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025