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Comments in green were written by me. Comments in blue were not written by me.
2022-12-25
A wonderful journey, as always. Thank you for setting these!
Jonathan Chaffer
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Happy -3+e+g-τ-√2 Approximation Day!
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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
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Visualising MENACE's learning
Christmas card 2019
Nov 2019
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A non-converging LaTeX document
TMiP 2019 treasure punt
Jul 2019
Big Internet Math-Off stickers 2019
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Proving a conjecture
Apr 2019
Harriss and other spirals
Mar 2019
realhats
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Christmas cross stitch
MENACE in fiction
Christmas card 2018
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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
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Origins of World War I
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MENACE at Manchester Science Festival
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Big Ben Strikes Again
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Feb 2017
The importance of estimation error
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Is MEDUSA the new BODMAS?
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Video game surfaces
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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
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Euro 2016 stickers
Mar 2016
Proving Pythagoras' theorem
Dragon curves
The
Mathematical Games
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How to kick a conversion
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Optimal Pac-Man
Tube map stellated rhombicuboctahedron
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Tube map Platonic solids, pt. 3
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Logic bot
Sep 2014
Electromagnetic Field talk
Jun 2014
Tennis maths
May 2014
World Cup stickers
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Countdown probability, pt. 2
Countdown probability
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New machine unfriendly £1 coin, pt. 2
New machine unfriendly £1 coin
2013
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Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
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Tube map Platonic solids, pt. 2
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Tube map Platonic solids
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Archive
Show me a random blog post
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2024
Dec 2024
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Christmas (2024) is coming!
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
▼ show ▼
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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 -3+e+g-τ-√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
dates
fence posts
manchester
a gamut of games
video games
asteroids
pizza cutting
noughts and crosses
books
curvature
chebyshev
matrix of minors
sorting
puzzles
harriss spiral
graphs
matrices
logo
bodmas
turtles
bubble bobble
menace
finite group
chalkdust magazine
triangles
news
cross stitch
oeis
hats
mathslogicbot
matrix multiplication
golden ratio
data
inline code
bempp
programming
simultaneous equations
christmas card
speed
statistics
computational complexity
data visualisation
zines
latex
advent calendar
reddit
talking maths in public
world cup
inverse matrices
countdown
graph theory
numbers
approximation
crossnumber
captain scarlet
games
geogebra
mathsjam
databet
24 hour maths
radio 4
mean
bots
mathsteroids
youtube
live stream
logs
big internet math-off
estimation
sound
pi approximation day
chess
correlation
arithmetic
stirling numbers
geometry
dragon curves
flexagons
matrix of cofactors
london underground
palindromes
newcastle
realhats
anscombe's quartet
misleading statistics
binary
weak imposition
sport
php
error bars
light
propositional calculus
cambridge
dataset
finite element method
stickers
accuracy
python
interpolation
craft
raspberry pi
tennis
dinosaurs
guest posts
tmip
recursion
fractals
hannah fry
folding paper
football
runge's phenomenon
datasaurus dozen
pascal's triangle
rugby
christmas
phd
hexapawn
royal institution
coins
electromagnetic field
signorini conditions
crochet
map projections
convergence
nine men's morris
errors
pi
gather town
braiding
golden spiral
frobel
fonts
trigonometry
game of life
edinburgh
gaussian elimination
london
ucl
ternary
wool
exponential growth
numerical analysis
european cup
determinants
boundary element methods
national lottery
manchester science festival
javascript
machine learning
folding tube maps
rhombicuboctahedron
gerry anderson
people maths
plastic ratio
game show probability
preconditioning
squares
polynomials
martin gardner
pac-man
draughts
weather station
the aperiodical
logic
pythagoras
sobolev spaces
matt parker
hyperbolic surfaces
go
standard deviation
royal baby
final fantasy
quadrilaterals
reuleaux polygons
wave scattering
platonic solids
probability
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