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Comments in green were written by me. Comments in blue were not written by me.
2019-12-31
Thank you, I was worried. Thanks also for the puzzles, makes a change from my usual sudokus. I especially liked 3, 9, 11, 16, 21 and 23.
(anonymous)
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/blog/69
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PhD thesis, chapter ∞
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A bad Puzzle for Today
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Assorted christmaths
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"Uncanny" royal coincidence
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Feb 2026
Christmas (2025) is over
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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
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▼ show ▼
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Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
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24 Hour Maths Game Show
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Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
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Dec 2021
Christmas card 2021
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Christmas (2021) is coming!
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TMiP 2021 puzzle hunt
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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
christmas card
weather station
radio 4
pokémon wordle
mean
approximation
tmip
numerical analysis
statistics
platonic solids
edinburgh
data
signorini conditions
advent calendar
kings
chess
frobel
talking maths in public
datasaurus dozen
oeis
news
finite element method
rhombicuboctahedron
braiding
simultaneous equations
kenilworth
partridge puzzle
cross stitch
errors
convergence
recursion
folding paper
crossnumber
fractals
draughts
map projections
dinosaurs
curvature
pythagoras
pokémon
numbers
plastic ratio
harriss spiral
estimation
gather town
computational complexity
fonts
noughts and crosses
pascal's triangle
stirling numbers
christmas
asteroids
newcastle
puzzles
sorting
sobolev spaces
runge's phenomenon
arithmetic
propositional calculus
24 hour maths
misleading statistics
a gamut of games
exponential growth
manchester
people maths
php
light
coins
world cup
correlation
data visualisation
stickers
games
hannah fry
flexagons
pi approximation day
logs
hexapawn
inverse matrices
polynomials
hats
golden spiral
boundary element methods
finite group
countdown
fence posts
tennis
inline code
go
tetris
youtube
geometry
triangles
mathsjam
speed
football
graph theory
london underground
gaussian elimination
logo
mathslogicbot
matrix multiplication
matrices
matt parker
weak imposition
raspberry pi
coventry
wool
game show probability
european cup
london
alphabets
machine learning
menace
final fantasy
reuleaux polygons
national lottery
warwick
nine men's morris
turtles
determinants
crosswords
squares
probability
matrix of minors
matrix of cofactors
phd
chebyshev
preconditioning
royal institution
programming
accuracy
dataset
electromagnetic field
books
bempp
guest posts
bubble bobble
error bars
interpolation
nonograms
live stream
standard deviation
quadrilaterals
pizza cutting
manchester science festival
the aperiodical
python
sound
latex
bodmas
databet
anscombe's quartet
dragon curves
rust
javascript
cambridge
graphs
realhats
regular expressions
video games
sport
arrangement puzzles
rugby
bots
crochet
captain scarlet
hyperbolic surfaces
binary
gerry anderson
logic
mathsteroids
wordle
pac-man
royal baby
zines
friendly squares
geogebra
big internet math-off
martin gardner
folding tube maps
craft
bluesky
ucl
palindromes
trigonometry
pi
golden ratio
chalkdust magazine
dates
reddit
game of life
wave scattering
thirteen
crossnumbers
ternary
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