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Comments in green were written by me. Comments in blue were not written by me.
2019-12-09
Is it correct that the rules allow for all four inhabitants to be lying about everything?
Jonathan
on
/blog/69
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
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Assorted christmaths
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"Uncanny" royal coincidence
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Christmas (2025) is coming!
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TMiP 2025 puzzle hunt
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A nonogram alphabet
Mar 2025
How to write a crossnumber
Jan 2025
Christmas (2024) is over
Friendly squares
2024
Dec 2024
A regular expression Christmas puzzle
Christmas card 2024
Nov 2024
Christmas (2024) is coming!
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Zines, pt. 2
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Christmas (2023) is over
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Dec 2023
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Christmas (2023) is coming!
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Chalkdust issue 17
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Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
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Christmas (2022) is over
2022
▼ show ▼
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Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
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24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
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Dec 2021
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Nov 2021
Christmas (2021) is coming!
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TMiP 2021 puzzle hunt
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Close encounters of the second kind
Jan 2021
Christmas (2020) is over
2020
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -4+τ Approximation Day!
May 2020
A surprising fact about quadrilaterals
Interesting tautologies
Mar 2020
Log-scaled axes
Feb 2020
PhD thesis, chapter ∞
PhD thesis, chapter 5
PhD thesis, chapter 4
PhD thesis, chapter 3
Inverting a matrix
PhD thesis, chapter 2
Jan 2020
PhD thesis, chapter 1
Gaussian elimination
Matrix multiplication
Christmas (2019) is over
2019
▼ show ▼
▲ hide ▲
Dec 2019
Visualising MENACE's learning
Christmas card 2019
Nov 2019
Christmas (2019) is coming!
Sep 2019
A non-converging LaTeX document
TMiP 2019 treasure punt
Jul 2019
Big Internet Math-Off stickers 2019
Jun 2019
Proving a conjecture
Apr 2019
Harriss and other spirals
Mar 2019
realhats
Jan 2019
Christmas (2018) is over
2018
▼ show ▼
▲ hide ▲
Dec 2018
Christmas cross stitch
MENACE in fiction
Christmas card 2018
Nov 2018
Christmas (2018) is coming!
Sep 2018
Runge's Phenomenon
Jul 2018
World Cup stickers 2018, pt. 3
Mathsteroids
Jun 2018
World Cup stickers 2018, pt. 2
May 2018
A bad Puzzle for Today
Apr 2018
Building MENACEs for other games
Mar 2018
A 20,000-to-1 baby?
World Cup stickers 2018
Jan 2018
Origins of World War I
Christmas (2017) is over
2017
▼ show ▼
▲ hide ▲
Dec 2017
Christmas card 2017
Nov 2017
Christmas (2017) is coming!
MENACE at Manchester Science Festival
Jun 2017
Big Ben Strikes Again
Mar 2017
The end of coins of constant width
Dragon curves II
Feb 2017
The importance of estimation error
Jan 2017
Is MEDUSA the new BODMAS?
2016
▼ show ▼
▲ hide ▲
Dec 2016
Christmas (2016) is over
Video game surfaces
Christmas card 2016
Nov 2016
Christmas (2016) is coming!
Oct 2016
Logical contradictions
Palindromic dates
Sep 2016
Tube map kaleidocycles
Jul 2016
Solving the cross diagonal cover problem
Jun 2016
Braiding, pt. 2
Braiding, pt. 1
Making names in Life
May 2016
Euro 2016 stickers
Mar 2016
Proving Pythagoras' theorem
Dragon curves
The
Mathematical Games
of Martin Gardner
Jan 2016
Christmas (2015) is over
2015
▼ show ▼
▲ hide ▲
Nov 2015
Christmas (2015) is coming!
Oct 2015
How to kick a conversion
How much will I win on the new National Lottery?
Aug 2015
How OEISbot works
MENACE
Mar 2015
Optimal Pac-Man
Tube map stellated rhombicuboctahedron
Logic bot, pt. 2
Design your own flexagon
Jan 2015
Tube map Platonic solids, pt. 3
2014
▼ show ▼
▲ hide ▲
Nov 2014
Logic bot
Sep 2014
Electromagnetic Field talk
Jun 2014
Tennis maths
May 2014
World Cup stickers
Apr 2014
Countdown probability, pt. 2
Countdown probability
Mar 2014
New machine unfriendly £1 coin, pt. 2
New machine unfriendly £1 coin
2013
▼ show ▼
▲ hide ▲
Dec 2013
Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
▼ show ▼
▲ hide ▲
Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
gaussian elimination
matrix of cofactors
php
sport
reddit
royal institution
logo
mathslogicbot
pokémon
matrix multiplication
royal baby
correlation
datasaurus dozen
sorting
football
matrix of minors
numerical analysis
determinants
reuleaux polygons
london underground
games
tetris
alphabets
go
estimation
recursion
christmas
pizza cutting
puzzles
noughts and crosses
geogebra
simultaneous equations
arrangement puzzles
gather town
captain scarlet
error bars
squares
computational complexity
signorini conditions
a gamut of games
martin gardner
matrices
finite group
stirling numbers
big internet math-off
hexapawn
ternary
graphs
sound
nonograms
guest posts
manchester science festival
misleading statistics
standard deviation
newcastle
golden ratio
matt parker
dragon curves
countdown
logs
draughts
approximation
regular expressions
bluesky
people maths
wave scattering
light
cross stitch
harriss spiral
quadrilaterals
speed
24 hour maths
statistics
geometry
interpolation
chebyshev
news
hannah fry
youtube
live stream
crossnumbers
bodmas
pi approximation day
programming
oeis
folding paper
gerry anderson
hyperbolic surfaces
talking maths in public
pi
propositional calculus
crochet
bots
chalkdust magazine
video games
python
triangles
machine learning
game show probability
mean
national lottery
graph theory
bubble bobble
runge's phenomenon
partridge puzzle
world cup
curvature
fence posts
chess
exponential growth
accuracy
fractals
books
the aperiodical
christmas card
trigonometry
convergence
arithmetic
dinosaurs
warwick
friendly squares
data
databet
finite element method
inline code
plastic ratio
tennis
polynomials
dataset
electromagnetic field
phd
hats
sobolev spaces
boundary element methods
wool
binary
european cup
coventry
raspberry pi
pokémon wordle
zines
advent calendar
game of life
pac-man
map projections
rhombicuboctahedron
golden spiral
london
turtles
latex
flexagons
pascal's triangle
nine men's morris
craft
weather station
rust
bempp
stickers
logic
menace
asteroids
ucl
crossnumber
inverse matrices
probability
dates
realhats
wordle
thirteen
fonts
kings
radio 4
folding tube maps
braiding
mathsteroids
mathsjam
cambridge
manchester
rugby
frobel
edinburgh
platonic solids
errors
weak imposition
kenilworth
tmip
anscombe's quartet
final fantasy
palindromes
numbers
javascript
pythagoras
data visualisation
coins
crosswords
preconditioning
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on /blog/69