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.

2023-12-29

I solved the puzzles but I think I had to ignore Clue 17 for it: wondering why Clue 17 is false, as it doesn't match the criterion given by Clue 9?

Shreevatsa
on /blog/107

×2

×2

×2

×1

×1

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025