mscroggs.co.uk
mscroggs.co.uk

subscribe

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.
@Reza: I think he reworded it. As for how to solve it, I didn't find a formula or anything. I just basically used his 5x5 example and extrapolated it. It's much less complex than you think it'll be.
Seth Cohen
on /blog/111
   ×1            
@Seth Cohen: Thanks Seth, I solved it by looking at the 5×5 picture and thinking harder. Thanks to Matthew for another enjoyable set of puzzles. I look forward to reading the proper solution.
Reza
on /blog/111
               

Archive

Show me a random blog post
 2025 

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

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

Archive

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