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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)
on
/blog/119
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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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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 -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
christmas card
accuracy
fence posts
determinants
pascal's triangle
runge's phenomenon
pi approximation day
game show probability
logs
inverse matrices
realhats
european cup
golden spiral
pac-man
bots
mathsteroids
ternary
24 hour maths
preconditioning
latex
datasaurus dozen
frobel
rhombicuboctahedron
royal baby
regular expressions
quadrilaterals
sound
sobolev spaces
errors
crosswords
computational complexity
people maths
manchester science festival
fractals
radio 4
graphs
sorting
matrices
alphabets
crossnumbers
golden ratio
nine men's morris
coventry
dinosaurs
plastic ratio
edinburgh
php
polynomials
game of life
chebyshev
games
palindromes
hyperbolic surfaces
national lottery
numbers
stickers
matrix of minors
signorini conditions
noughts and crosses
football
error bars
speed
mathslogicbot
gerry anderson
news
manchester
christmas
chess
recursion
standard deviation
talking maths in public
logic
phd
folding tube maps
flexagons
martin gardner
bubble bobble
chalkdust magazine
gather town
tmip
binary
captain scarlet
raspberry pi
kenilworth
hats
propositional calculus
graph theory
interpolation
crochet
royal institution
hannah fry
javascript
guest posts
convergence
thirteen
turtles
live stream
databet
python
dragon curves
youtube
reuleaux polygons
programming
weak imposition
sport
arithmetic
fonts
bodmas
tetris
warwick
books
gaussian elimination
platonic solids
pythagoras
crossnumber
arrangement puzzles
logo
advent calendar
pokémon
tennis
matrix of cofactors
matrix multiplication
menace
final fantasy
pizza cutting
cross stitch
cambridge
geometry
wool
friendly squares
finite element method
machine learning
video games
puzzles
statistics
bempp
folding paper
harriss spiral
nonograms
data visualisation
stirling numbers
draughts
the aperiodical
pi
misleading statistics
weather station
curvature
newcastle
exponential growth
correlation
rugby
probability
big internet math-off
zines
triangles
hexapawn
light
anscombe's quartet
estimation
go
dataset
simultaneous equations
kings
inline code
pokémon wordle
approximation
wordle
world cup
dates
london underground
oeis
map projections
trigonometry
london
ucl
reddit
matt parker
coins
mean
rust
bluesky
asteroids
boundary element methods
geogebra
wave scattering
braiding
numerical analysis
mathsjam
countdown
a gamut of games
electromagnetic field
craft
finite group
data
squares
partridge puzzle
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