mscroggs.co.uk
mscroggs.co.uk

subscribe

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.
I think questions 11 and 12 could use some some clarification as to whether or not single-digit numbers should count.
Dan
on /blog/92
               
@Dan: one digit numbers count
Matthew
on /blog/92
   ×1            
@Matthew: Thanks, I figured they did but it was good to get confirmation.
Dan
on /blog/92
               

Archive

Show me a random blog post
 2025 

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares
 2024 
▼ show ▼
 2023 
▼ show ▼
 2022 
▼ show ▼
 2021 
▼ show ▼
 2020 
▼ show ▼
 2019 
▼ show ▼
 2018 
▼ show ▼
 2017 
▼ show ▼
 2016 
▼ show ▼
 2015 
▼ show ▼
 2014 
▼ show ▼
 2013 
▼ show ▼
 2012 
▼ show ▼

Tags

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

Archive

Show me a random blog post
▼ show ▼
© Matthew Scroggs 2012–2025