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Comments in green were written by me. Comments in blue were not written by me.
2022-02-26
I made a matchbox machine that learns to play 3x3 Nim almost 50 years ago. I still have it. (Based on Martin Gardner's article)
Tony
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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
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Christmas (2023) is over
2023
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Dec 2023
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Christmas (2023) is coming!
Zines
Sep 2023
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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
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Dec 2022
Off-by-one errors
Christmas card 2022
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Christmas (2022) is coming!
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24 Hour Maths Game Show
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Approximating π
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Build your own MENACE
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Dec 2021
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Christmas (2021) is coming!
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Close encounters of the second kind
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Christmas (2020) is over
2020
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -1+π 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
folding paper
mean
pythagoras
arithmetic
youtube
frobel
inverse matrices
nonograms
sobolev spaces
logic
programming
python
chess
radio 4
matrices
national lottery
martin gardner
kings
correlation
pac-man
ternary
datasaurus dozen
standard deviation
logs
asteroids
triangles
coins
reddit
flexagons
friendly squares
thirteen
geometry
zines
harriss spiral
turtles
weather station
24 hour maths
convergence
computational complexity
books
noughts and crosses
data visualisation
realhats
dinosaurs
puzzles
regular expressions
arrangement puzzles
preconditioning
european cup
fence posts
royal baby
the aperiodical
matrix of minors
mathsteroids
gather town
boundary element methods
rugby
geogebra
hannah fry
matrix multiplication
pi
runge's phenomenon
recursion
curvature
hats
stirling numbers
pokémon
oeis
golden ratio
propositional calculus
bubble bobble
determinants
draughts
databet
numbers
wool
tetris
misleading statistics
guest posts
trigonometry
advent calendar
big internet math-off
crossnumber
edinburgh
plastic ratio
nine men's morris
talking maths in public
kenilworth
squares
chebyshev
weak imposition
hexapawn
menace
a gamut of games
dataset
go
tennis
games
game of life
javascript
braiding
data
bluesky
platonic solids
golden spiral
raspberry pi
mathsjam
fractals
ucl
wordle
craft
cambridge
electromagnetic field
folding tube maps
bempp
probability
world cup
london underground
gerry anderson
pokémon wordle
bots
finite element method
statistics
chalkdust magazine
game show probability
bodmas
errors
logo
warwick
football
manchester science festival
crosswords
matrix of cofactors
people maths
anscombe's quartet
rhombicuboctahedron
royal institution
numerical analysis
dates
news
inline code
tmip
interpolation
final fantasy
crossnumbers
captain scarlet
exponential growth
signorini conditions
accuracy
rust
manchester
error bars
latex
estimation
coventry
christmas card
pascal's triangle
crochet
gaussian elimination
countdown
cross stitch
speed
php
graph theory
fonts
pi approximation day
london
light
sorting
christmas
mathslogicbot
approximation
sport
live stream
quadrilaterals
machine learning
partridge puzzle
palindromes
phd
hyperbolic surfaces
wave scattering
matt parker
map projections
finite group
stickers
reuleaux polygons
video games
binary
pizza cutting
simultaneous equations
alphabets
sound
dragon curves
graphs
polynomials
newcastle
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