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Comments in green were written by me. Comments in blue were not written by me.
2026-02-08
Yes I did puzzle 9 by working out how many would be coloured in each row or something, and only realised that there was a simpler way when I saw the final formula. Cheers pal
Alex Bolton
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Christmas (2020) is coming!
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Happy -7+π+τ 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 ▼
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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
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Christmas (2018) is over
2018
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Dec 2018
Christmas cross stitch
MENACE in fiction
Christmas card 2018
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Christmas (2018) is coming!
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Runge's Phenomenon
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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
chebyshev
pac-man
fractals
geogebra
game of life
error bars
crossnumber
live stream
fonts
recursion
raspberry pi
flexagons
plastic ratio
manchester
crossnumbers
nine men's morris
alphabets
bubble bobble
inline code
hyperbolic surfaces
reuleaux polygons
tetris
braiding
map projections
bluesky
a gamut of games
correlation
kenilworth
guest posts
binary
fence posts
javascript
pokémon wordle
gather town
hannah fry
gerry anderson
rust
convergence
arrangement puzzles
hats
php
matrices
news
exponential growth
european cup
signorini conditions
christmas
machine learning
accuracy
big internet math-off
probability
harriss spiral
partridge puzzle
kings
asteroids
mathslogicbot
the aperiodical
mean
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python
misleading statistics
stickers
cambridge
data
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books
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game show probability
manchester science festival
palindromes
logs
dinosaurs
coventry
trigonometry
turtles
matt parker
cross stitch
craft
numerical analysis
pascal's triangle
rugby
christmas card
rhombicuboctahedron
pokémon
data visualisation
errors
go
noughts and crosses
video games
pi approximation day
boundary element methods
computational complexity
radio 4
tennis
wordle
graph theory
reddit
logic
captain scarlet
folding tube maps
squares
sport
light
royal institution
nonograms
countdown
tmip
estimation
finite group
statistics
puzzles
databet
people maths
chalkdust magazine
sobolev spaces
matrix multiplication
dates
hexapawn
phd
youtube
edinburgh
simultaneous equations
final fantasy
crochet
determinants
finite element method
london
logo
ternary
weak imposition
geometry
coins
anscombe's quartet
realhats
wool
menace
quadrilaterals
programming
standard deviation
stirling numbers
pythagoras
mathsjam
polynomials
football
triangles
dataset
gaussian elimination
golden spiral
advent calendar
martin gardner
royal baby
numbers
frobel
matrix of minors
sound
latex
friendly squares
oeis
weather station
bempp
talking maths in public
games
propositional calculus
interpolation
speed
national lottery
folding paper
electromagnetic field
thirteen
pi
bots
wave scattering
newcastle
sorting
ucl
crosswords
preconditioning
inverse matrices
matrix of cofactors
warwick
bodmas
golden ratio
pizza cutting
regular expressions
zines
mathsteroids
chess
24 hour maths
datasaurus dozen
graphs
arithmetic
approximation
runge's phenomenon
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