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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 -9+g-π+φ+√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 ▼
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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
Jan 2019
Christmas (2018) is over
2018
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Dec 2018
Christmas cross stitch
MENACE in fiction
Christmas card 2018
Nov 2018
Christmas (2018) is coming!
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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
world cup
alphabets
gaussian elimination
craft
arrangement puzzles
wool
dragon curves
programming
advent calendar
noughts and crosses
news
football
bubble bobble
exponential growth
data visualisation
estimation
partridge puzzle
game show probability
friendly squares
golden spiral
accuracy
preconditioning
guest posts
radio 4
turtles
sound
pizza cutting
hats
zines
draughts
signorini conditions
nonograms
light
error bars
statistics
wordle
matrices
crossnumber
approximation
runge's phenomenon
determinants
pokémon wordle
arithmetic
harriss spiral
coins
kenilworth
matrix multiplication
data
royal institution
chebyshev
computational complexity
misleading statistics
braiding
fractals
finite element method
newcastle
oeis
python
stickers
menace
24 hour maths
php
bots
captain scarlet
bempp
crosswords
raspberry pi
polynomials
books
talking maths in public
pokémon
christmas card
sobolev spaces
fence posts
stirling numbers
pythagoras
numerical analysis
people maths
ucl
warwick
inverse matrices
chess
interpolation
puzzles
edinburgh
bluesky
ternary
binary
countdown
folding paper
frobel
finite group
gather town
latex
sorting
european cup
royal baby
rugby
big internet math-off
pac-man
pi
convergence
london
plastic ratio
crochet
games
christmas
mathslogicbot
crossnumbers
graphs
youtube
manchester science festival
logo
reddit
speed
london underground
geometry
quadrilaterals
numbers
hexapawn
recursion
thirteen
sport
correlation
weather station
hyperbolic surfaces
dinosaurs
matt parker
triangles
kings
gerry anderson
matrix of cofactors
squares
pi approximation day
logic
pascal's triangle
probability
curvature
rust
the aperiodical
palindromes
asteroids
hannah fry
manchester
video games
folding tube maps
game of life
final fantasy
bodmas
national lottery
go
martin gardner
golden ratio
rhombicuboctahedron
map projections
mean
mathsjam
wave scattering
regular expressions
realhats
boundary element methods
geogebra
cross stitch
trigonometry
propositional calculus
errors
live stream
mathsteroids
platonic solids
tetris
tennis
matrix of minors
flexagons
electromagnetic field
anscombe's quartet
javascript
weak imposition
fonts
tmip
inline code
dates
logs
databet
coventry
graph theory
machine learning
reuleaux polygons
a gamut of games
cambridge
standard deviation
phd
datasaurus dozen
nine men's morris
dataset
chalkdust magazine
simultaneous equations
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