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.

2019-12-10

@Jonathan: Yes, they could all be lying. But one might contradict another at some point to make this impossible...

Matthew
on /blog/69

2019-12-12

@Matthew: If an inhabitant is a liar, do they always lie?

(anonymous)
on /blog/69

2019-12-12

@(anonymous): Yes. Every islander will either always tell the truth or always lie.

Matthew
on /blog/69

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2025