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Comments
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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PhD thesis, chapter 1
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A bad Puzzle for Today
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The importance of estimation error
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Braiding, pt. 2
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Proving Pythagoras' theorem
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Optimal Pac-Man
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Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
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Tube map Platonic solids, pt. 2
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Tube map Platonic solids
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Archive
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2026
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Mixing Wordle with other games
Feb 2026
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2025
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Christmas card 2025
Nov 2025
Christmas (2025) is coming!
Sep 2025
The partridge puzzle
Aug 2025
TMiP 2025 puzzle hunt
Jun 2025
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!
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
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Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
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Chalkdust issue 17
Apr 2023
Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
Jan 2023
Christmas (2022) is over
2022
▼ show ▼
▲ hide ▲
Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
Oct 2022
24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
▼ show ▼
▲ hide ▲
Dec 2021
Christmas card 2021
Nov 2021
Christmas (2021) is coming!
Sep 2021
TMiP 2021 puzzle hunt
May 2021
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 -3+τ-φ 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
mathslogicbot
manchester science festival
interpolation
logo
royal institution
live stream
chess
squares
pokémon wordle
alphabets
matrix of cofactors
craft
bodmas
sport
wave scattering
statistics
hyperbolic surfaces
games
realhats
talking maths in public
martin gardner
rugby
royal baby
pac-man
pi approximation day
mathsteroids
anscombe's quartet
error bars
accuracy
national lottery
databet
european cup
folding tube maps
game show probability
kenilworth
binary
stickers
partridge puzzle
countdown
edinburgh
exponential growth
curvature
rhombicuboctahedron
crossnumber
the aperiodical
christmas card
ternary
javascript
programming
sobolev spaces
standard deviation
turtles
frobel
tmip
trigonometry
electromagnetic field
fence posts
asteroids
platonic solids
gerry anderson
hats
data
video games
dates
convergence
gather town
zines
harriss spiral
guest posts
raspberry pi
php
rust
golden ratio
cross stitch
numbers
dinosaurs
chalkdust magazine
mean
python
geometry
speed
world cup
probability
flexagons
datasaurus dozen
misleading statistics
pythagoras
news
coins
hexapawn
runge's phenomenon
coventry
go
inverse matrices
nine men's morris
london underground
sorting
data visualisation
dragon curves
braiding
pokémon
people maths
plastic ratio
warwick
advent calendar
weather station
computational complexity
reddit
manchester
crossnumbers
pizza cutting
bots
fonts
wordle
crosswords
bubble bobble
golden spiral
dataset
graphs
geogebra
matrix multiplication
gaussian elimination
logs
estimation
signorini conditions
puzzles
approximation
light
folding paper
polynomials
regular expressions
cambridge
boundary element methods
bempp
errors
determinants
a gamut of games
numerical analysis
triangles
newcastle
correlation
tennis
youtube
crochet
stirling numbers
menace
palindromes
preconditioning
sound
machine learning
football
matrix of minors
london
matrices
radio 4
pascal's triangle
fractals
hannah fry
mathsjam
kings
final fantasy
noughts and crosses
nonograms
reuleaux polygons
arrangement puzzles
big internet math-off
propositional calculus
books
friendly squares
weak imposition
ucl
latex
inline code
game of life
finite group
phd
map projections
24 hour maths
arithmetic
christmas
bluesky
tetris
recursion
pi
simultaneous equations
draughts
graph theory
chebyshev
oeis
captain scarlet
matt parker
wool
quadrilaterals
logic
finite element method
thirteen
© Matthew Scroggs 2012–2026
on /blog/69