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Comments in green were written by me. Comments in blue were not written by me.
2025-12-30
Is there “three-digit” missing from Q6
Ahmad
on
/blog/121
×1
2025-12-30
@
Ahmad
: Nothing missing, it's written correctly
Matthew
on
/blog/121
×1
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Log-scaled axes
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PhD thesis, chapter ∞
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PhD thesis, chapter 1
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Proving a conjecture
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A bad Puzzle for Today
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New machine unfriendly £1 coin, pt. 2
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Assorted christmaths
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"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
May 2026
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Mixing Wordle with other games
Feb 2026
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2025
Dec 2025
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 ▼
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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 -6+τφ 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
graph theory
matt parker
games
edinburgh
boundary element methods
folding paper
quadrilaterals
logic
recursion
chalkdust magazine
plastic ratio
game show probability
captain scarlet
chebyshev
draughts
datasaurus dozen
tmip
mathslogicbot
asteroids
databet
fence posts
dates
raspberry pi
signorini conditions
golden spiral
standard deviation
logo
24 hour maths
reddit
a gamut of games
radio 4
finite element method
youtube
video games
bots
nonograms
countdown
partridge puzzle
simultaneous equations
anscombe's quartet
gaussian elimination
squares
ucl
geometry
graphs
go
european cup
kenilworth
accuracy
estimation
hats
advent calendar
talking maths in public
manchester
error bars
data
light
python
menace
christmas card
mathsteroids
big internet math-off
national lottery
flexagons
php
pizza cutting
map projections
news
matrix multiplication
guest posts
craft
dataset
determinants
hexapawn
pokémon
cross stitch
london underground
speed
fractals
palindromes
wool
crossnumber
finite group
inline code
braiding
latex
manchester science festival
preconditioning
logs
rugby
folding tube maps
fonts
newcastle
runge's phenomenon
kings
statistics
convergence
cambridge
christmas
bubble bobble
programming
bluesky
football
chess
matrix of cofactors
frobel
pascal's triangle
stickers
interpolation
turtles
numbers
reuleaux polygons
tetris
crossnumbers
gather town
alphabets
matrix of minors
hannah fry
martin gardner
hyperbolic surfaces
geogebra
game of life
crochet
friendly squares
trigonometry
arrangement puzzles
zines
oeis
numerical analysis
inverse matrices
regular expressions
probability
warwick
world cup
dragon curves
stirling numbers
phd
mathsjam
curvature
polynomials
misleading statistics
sport
live stream
matrices
pokémon wordle
propositional calculus
data visualisation
realhats
machine learning
binary
royal institution
coventry
royal baby
people maths
london
wave scattering
arithmetic
harriss spiral
gerry anderson
bodmas
golden ratio
pac-man
wordle
coins
ternary
triangles
weather station
weak imposition
pi
sorting
electromagnetic field
puzzles
rust
final fantasy
noughts and crosses
approximation
tennis
dinosaurs
computational complexity
mean
nine men's morris
rhombicuboctahedron
pi approximation day
sound
the aperiodical
bempp
platonic solids
correlation
books
thirteen
crosswords
pythagoras
errors
sobolev spaces
javascript
exponential growth
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on /blog/121