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Comments in green were written by me. Comments in blue were not written by me.
2021-12-15
I just realised that the advent calendar itself is a magic square, nice touch.
Alex
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A bad Puzzle for Today
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Archive
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2024
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
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Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
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TMiP 2023 puzzle hunt
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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
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Dec 2022
Off-by-one errors
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Christmas (2022) is coming!
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Approximating π
Feb 2022
Build your own MENACE
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Christmas (2021) is coming!
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Christmas (2020) is over
2020
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy ((4τ)-√3)-23 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
▼ 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
hats
royal baby
manchester science festival
phd
martin gardner
rugby
stirling numbers
captain scarlet
live stream
crossnumber
wave scattering
polynomials
data
game of life
bempp
turtles
matrices
draughts
error bars
golden spiral
statistics
sound
youtube
programming
boundary element methods
javascript
christmas
books
tennis
coins
games
talking maths in public
weak imposition
gaussian elimination
determinants
advent calendar
mathsteroids
squares
dates
newcastle
sport
dinosaurs
oeis
a gamut of games
interpolation
christmas card
binary
european cup
royal institution
datasaurus dozen
runge's phenomenon
realhats
dataset
flexagons
matt parker
mathsjam
misleading statistics
convergence
ternary
guest posts
sobolev spaces
zines
speed
chebyshev
folding tube maps
correlation
sorting
arithmetic
curvature
php
pi
asteroids
numerical analysis
finite element method
hannah fry
braiding
matrix of cofactors
palindromes
computational complexity
logic
platonic solids
finite group
inverse matrices
radio 4
electromagnetic field
fractals
probability
world cup
tmip
estimation
light
geogebra
databet
national lottery
reuleaux polygons
london
map projections
football
mean
crochet
simultaneous equations
the aperiodical
chess
cambridge
anscombe's quartet
hyperbolic surfaces
graphs
exponential growth
noughts and crosses
quadrilaterals
game show probability
errors
edinburgh
go
approximation
signorini conditions
data visualisation
frobel
inline code
matrix multiplication
big internet math-off
rhombicuboctahedron
24 hour maths
weather station
numbers
video games
harriss spiral
wool
london underground
menace
mathslogicbot
folding paper
bodmas
pac-man
ucl
cross stitch
pythagoras
puzzles
final fantasy
nine men's morris
chalkdust magazine
triangles
countdown
hexapawn
fence posts
accuracy
raspberry pi
craft
recursion
pi approximation day
graph theory
stickers
news
pizza cutting
preconditioning
latex
logs
gerry anderson
machine learning
plastic ratio
matrix of minors
python
pascal's triangle
logo
bubble bobble
people maths
manchester
propositional calculus
reddit
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fonts
golden ratio
gather town
standard deviation
geometry
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