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Comments in green were written by me. Comments in blue were not written by me.
2021-01-04
There seems to be a missing diagram for the answer to the Dec 2 puzzle.
Kai
on
/blog/88
×3
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Christmas (2025) is coming!
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The partridge puzzle
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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
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A regular expression Christmas puzzle
Christmas card 2024
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Christmas (2024) is coming!
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Zines, pt. 2
Jan 2024
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2023
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Dec 2023
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Christmas (2023) is coming!
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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
2022
▼ show ▼
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Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
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24 Hour Maths Game Show
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Approximating π
Feb 2022
Build your own MENACE
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Dec 2021
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Christmas (2021) is coming!
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Jan 2021
Christmas (2020) is over
2020
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -6+τφ 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
tetris
fractals
ternary
polynomials
geogebra
stirling numbers
crossnumbers
wordle
chebyshev
raspberry pi
countdown
zines
preconditioning
matt parker
crochet
finite group
weather station
golden ratio
propositional calculus
bluesky
matrix of minors
bempp
logs
draughts
24 hour maths
captain scarlet
arrangement puzzles
reuleaux polygons
trigonometry
numbers
hats
hannah fry
programming
realhats
accuracy
royal baby
cross stitch
braiding
tennis
wave scattering
mathslogicbot
game show probability
numerical analysis
noughts and crosses
latex
binary
coventry
python
matrix multiplication
databet
pac-man
ucl
hyperbolic surfaces
anscombe's quartet
london
gerry anderson
games
live stream
error bars
manchester science festival
frobel
big internet math-off
boundary element methods
errors
triangles
guest posts
final fantasy
pascal's triangle
gaussian elimination
simultaneous equations
puzzles
edinburgh
menace
oeis
curvature
fonts
pokémon
graphs
reddit
people maths
probability
determinants
advent calendar
recursion
data visualisation
bubble bobble
regular expressions
dates
cambridge
flexagons
manchester
plastic ratio
mathsjam
talking maths in public
fence posts
squares
map projections
london underground
pokémon wordle
golden spiral
rust
martin gardner
national lottery
youtube
news
crosswords
stickers
pi
dragon curves
runge's phenomenon
dataset
weak imposition
gather town
logo
finite element method
speed
graph theory
dinosaurs
pizza cutting
datasaurus dozen
folding tube maps
christmas
standard deviation
data
go
phd
correlation
books
rhombicuboctahedron
coins
php
javascript
exponential growth
video games
warwick
turtles
electromagnetic field
matrices
signorini conditions
nine men's morris
mean
chess
mathsteroids
sobolev spaces
interpolation
estimation
hexapawn
misleading statistics
radio 4
christmas card
pythagoras
approximation
sound
sorting
a gamut of games
bots
sport
logic
game of life
the aperiodical
nonograms
kenilworth
newcastle
wool
platonic solids
folding paper
european cup
arithmetic
asteroids
bodmas
thirteen
quadrilaterals
inline code
world cup
rugby
tmip
harriss spiral
football
machine learning
partridge puzzle
friendly squares
statistics
alphabets
computational complexity
convergence
kings
chalkdust magazine
geometry
royal institution
light
palindromes
craft
inverse matrices
pi approximation day
crossnumber
matrix of cofactors
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