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.

2015-12-28

How many wrong answers do I have ? And when will you publish the solutions ?

Anonymous2
on /blog/23

×3

×3

×2

×3

×3

2015-12-28

@Anonymous2: Other winners and answers will be available from 1st January

Matthew
on /blog/23

×2

×3

×3

×3

×3

Archive

Show me a random blog post

2025

Jan 2025

Christmas (2024) is over
Friendly squares

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025