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Comments in green were written by me. Comments in blue were not written by me.
2020-04-20
@
no
: yes, although rectangles work surprisingly well
Matthew
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PhD thesis, chapter 1
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The importance of estimation error
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Braiding, pt. 2
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2013
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Tube map Platonic solids, pt. 2
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Archive
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2026
May 2026
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Apr 2026
A new puzzle every day
Mixing Wordle with other games
Feb 2026
Christmas (2025) is over
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
▼ show ▼
▲ hide ▲
Dec 2023
Christmas card 2023
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 -15+3τ-φ-√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
determinants
data
24 hour maths
wave scattering
games
electromagnetic field
exponential growth
pi approximation day
braiding
folding tube maps
crochet
dataset
go
countdown
european cup
php
thirteen
a gamut of games
standard deviation
graphs
golden spiral
hexapawn
arrangement puzzles
menace
approximation
rugby
kings
matrix of minors
pokémon
interpolation
manchester
chess
simultaneous equations
royal baby
numbers
gather town
regular expressions
statistics
matrices
finite group
puzzles
wool
pokémon wordle
rhombicuboctahedron
weak imposition
final fantasy
programming
logs
noughts and crosses
dinosaurs
crossnumber
reddit
people maths
platonic solids
stickers
raspberry pi
game show probability
mathslogicbot
folding paper
partridge puzzle
chebyshev
coins
london underground
pythagoras
books
runge's phenomenon
mean
craft
tetris
boundary element methods
machine learning
map projections
speed
hats
christmas card
realhats
harriss spiral
correlation
probability
binary
pascal's triangle
weather station
recursion
bluesky
edinburgh
football
numerical analysis
bempp
sorting
warwick
video games
dragon curves
oeis
coventry
hyperbolic surfaces
guest posts
geometry
game of life
wordle
royal institution
turtles
crosswords
graph theory
kenilworth
preconditioning
london
inline code
pi
finite element method
newcastle
polynomials
datasaurus dozen
bodmas
plastic ratio
convergence
pizza cutting
pac-man
rust
tmip
radio 4
signorini conditions
asteroids
light
reuleaux polygons
dates
bubble bobble
zines
cambridge
cross stitch
anscombe's quartet
golden ratio
phd
news
python
palindromes
computational complexity
gaussian elimination
national lottery
arithmetic
estimation
bots
fractals
stirling numbers
matrix of cofactors
latex
chalkdust magazine
manchester science festival
mathsteroids
curvature
gerry anderson
advent calendar
matt parker
error bars
matrix multiplication
live stream
frobel
data visualisation
triangles
sport
the aperiodical
trigonometry
alphabets
sound
propositional calculus
logo
squares
errors
ucl
big internet math-off
javascript
youtube
martin gardner
accuracy
logic
ternary
quadrilaterals
mathsjam
inverse matrices
nine men's morris
geogebra
databet
sobolev spaces
talking maths in public
crossnumbers
hannah fry
christmas
fonts
nonograms
fence posts
tennis
friendly squares
world cup
draughts
misleading statistics
captain scarlet
flexagons
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