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.

2022-01-08

Thanks for the advert calendar this year.

By the way, in the "Hardest and easiest puzzles" section, 4 out of the 5 links to the puzzles are to the 2020 puzzles instead of the 2021 puzzles

Alex
on /blog/93

×2

×2

×2

2022-01-09

@Alex: Thanks, I've fixed those links

Matthew
on /blog/93

×2

×2

×2

×2

×2

Archive

Show me a random blog post

2026

Feb 2026

Christmas (2025) is over

2025

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026