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Comments in green were written by me. Comments in blue were not written by me.
2025-08-30
@
Chris B
: Oh never mind ???? I just went back there and found the correct way to move the squares. Duh, sorry!
(anonymous)
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/blog/119
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
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Christmas (2025) is coming!
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The partridge puzzle
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TMiP 2025 puzzle hunt
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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!
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Zines, pt. 2
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Christmas (2023) is over
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Dec 2023
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Christmas (2023) is coming!
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Chalkdust issue 17
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Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
Jan 2023
Christmas (2022) is over
2022
▼ 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
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
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Dec 2021
Christmas card 2021
Nov 2021
Christmas (2021) is coming!
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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 2+g-φ-5√2 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
national lottery
wave scattering
preconditioning
sobolev spaces
matrices
wool
reuleaux polygons
london underground
sound
pythagoras
thirteen
24 hour maths
sorting
cross stitch
arithmetic
databet
wordle
quadrilaterals
frobel
plastic ratio
dragon curves
correlation
news
live stream
finite group
simultaneous equations
trigonometry
craft
propositional calculus
stickers
tetris
noughts and crosses
pokémon wordle
python
stirling numbers
speed
graph theory
partridge puzzle
finite element method
countdown
data
tennis
numerical analysis
video games
nine men's morris
signorini conditions
graphs
royal institution
triangles
the aperiodical
boundary element methods
gerry anderson
matrix of minors
pi
flexagons
crochet
coventry
bots
accuracy
football
world cup
folding paper
platonic solids
logo
raspberry pi
pac-man
inverse matrices
weather station
matrix of cofactors
hannah fry
go
game of life
programming
map projections
harriss spiral
bluesky
edinburgh
menace
machine learning
european cup
recursion
reddit
nonograms
game show probability
braiding
exponential growth
bodmas
christmas
rhombicuboctahedron
sport
london
logs
kings
gather town
radio 4
determinants
squares
people maths
mathsteroids
kenilworth
dates
dataset
coins
martin gardner
mathsjam
talking maths in public
polynomials
php
latex
computational complexity
probability
geometry
geogebra
royal baby
christmas card
asteroids
light
hyperbolic surfaces
cambridge
mean
standard deviation
chebyshev
palindromes
puzzles
runge's phenomenon
big internet math-off
phd
games
fence posts
hexapawn
zines
weak imposition
misleading statistics
fractals
manchester
newcastle
realhats
a gamut of games
guest posts
approximation
inline code
numbers
folding tube maps
logic
error bars
warwick
curvature
books
golden ratio
dinosaurs
turtles
electromagnetic field
javascript
pizza cutting
pascal's triangle
datasaurus dozen
hats
bubble bobble
crosswords
crossnumbers
anscombe's quartet
chalkdust magazine
draughts
fonts
manchester science festival
bempp
rust
ucl
tmip
chess
advent calendar
captain scarlet
rugby
errors
youtube
matt parker
binary
golden spiral
final fantasy
arrangement puzzles
statistics
ternary
matrix multiplication
gaussian elimination
convergence
interpolation
regular expressions
oeis
friendly squares
pokémon
mathslogicbot
pi approximation day
data visualisation
alphabets
estimation
crossnumber
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