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Comments in green were written by me. Comments in blue were not written by me.
2025-12-17
@
Bob
: they were meant to be zeros, I've just made a hasty edit...
Matthew
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"Uncanny" royal coincidence
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Archive
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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
▼ show ▼
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Dec 2023
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Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
TMiP 2023 puzzle hunt
May 2023
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 -10+e√2+5√3 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
golden spiral
alphabets
folding tube maps
computational complexity
london
data
big internet math-off
chalkdust magazine
simultaneous equations
map projections
pokémon
flexagons
mathslogicbot
pascal's triangle
finite element method
dinosaurs
pizza cutting
anscombe's quartet
phd
determinants
countdown
dragon curves
matrix of cofactors
graphs
numerical analysis
graph theory
newcastle
video games
the aperiodical
menace
realhats
crossnumber
php
hexapawn
advent calendar
final fantasy
numbers
game of life
polynomials
convergence
ucl
golden ratio
crochet
christmas card
dataset
oeis
matrices
royal institution
runge's phenomenon
errors
a gamut of games
frobel
bubble bobble
books
signorini conditions
asteroids
24 hour maths
correlation
people maths
quadrilaterals
logic
tmip
pokémon wordle
football
tennis
live stream
javascript
london underground
arrangement puzzles
regular expressions
wool
boundary element methods
mathsjam
databet
squares
crossnumbers
game show probability
zines
noughts and crosses
harriss spiral
bots
light
misleading statistics
speed
pi approximation day
curvature
royal baby
wordle
preconditioning
manchester
inline code
statistics
bempp
inverse matrices
propositional calculus
cambridge
fence posts
arithmetic
matrix of minors
platonic solids
weather station
weak imposition
warwick
hyperbolic surfaces
craft
coventry
python
pac-man
matrix multiplication
triangles
kings
electromagnetic field
stickers
data visualisation
approximation
european cup
christmas
gather town
binary
fonts
go
mean
latex
interpolation
turtles
ternary
games
logs
fractals
thirteen
sport
chebyshev
finite group
hats
coins
logo
palindromes
bluesky
folding paper
partridge puzzle
machine learning
plastic ratio
estimation
crosswords
bodmas
draughts
accuracy
gaussian elimination
dates
geogebra
nine men's morris
wave scattering
national lottery
gerry anderson
youtube
pi
sorting
manchester science festival
rugby
braiding
kenilworth
geometry
datasaurus dozen
cross stitch
hannah fry
raspberry pi
radio 4
matt parker
error bars
probability
world cup
news
tetris
programming
guest posts
stirling numbers
captain scarlet
nonograms
sound
trigonometry
chess
standard deviation
talking maths in public
rhombicuboctahedron
exponential growth
reuleaux polygons
recursion
sobolev spaces
martin gardner
edinburgh
rust
mathsteroids
reddit
pythagoras
friendly squares
puzzles
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