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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
×3
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A regular expression Christmas puzzle
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Dec 2022
Off-by-one errors
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Dec 2020
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Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -15+3τ-φ-√3 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
trigonometry
pizza cutting
mathsjam
golden ratio
bempp
hats
people maths
weather station
stirling numbers
cross stitch
logic
folding tube maps
european cup
convergence
royal institution
databet
london
martin gardner
latex
dates
error bars
big internet math-off
gather town
edinburgh
asteroids
coventry
video games
phd
numerical analysis
alphabets
preconditioning
electromagnetic field
quadrilaterals
inline code
wordle
pac-man
binary
pascal's triangle
game show probability
crossnumber
data visualisation
radio 4
standard deviation
anscombe's quartet
python
advent calendar
javascript
braiding
raspberry pi
matt parker
dragon curves
arrangement puzzles
exponential growth
mathsteroids
platonic solids
talking maths in public
guest posts
gerry anderson
pythagoras
youtube
london underground
light
numbers
bots
games
hannah fry
pi approximation day
squares
final fantasy
tennis
ternary
football
dinosaurs
puzzles
bodmas
inverse matrices
matrix multiplication
runge's phenomenon
fence posts
christmas
misleading statistics
kenilworth
mathslogicbot
world cup
chebyshev
speed
geogebra
manchester science festival
matrix of cofactors
stickers
datasaurus dozen
gaussian elimination
errors
folding paper
correlation
signorini conditions
draughts
triangles
tetris
national lottery
reddit
palindromes
mean
christmas card
logs
rugby
computational complexity
news
nonograms
bluesky
php
interpolation
regular expressions
wool
menace
determinants
captain scarlet
polynomials
probability
flexagons
partridge puzzle
graphs
weak imposition
reuleaux polygons
tmip
estimation
pi
coins
plastic ratio
cambridge
warwick
thirteen
pokémon
matrices
crochet
frobel
accuracy
arithmetic
fonts
sorting
a gamut of games
bubble bobble
rust
rhombicuboctahedron
books
manchester
approximation
sobolev spaces
the aperiodical
harriss spiral
newcastle
map projections
live stream
propositional calculus
boundary element methods
royal baby
crosswords
finite element method
pokémon wordle
chess
geometry
finite group
craft
kings
crossnumbers
simultaneous equations
hexapawn
sound
machine learning
realhats
turtles
fractals
go
statistics
countdown
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matrix of minors
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oeis
chalkdust magazine
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dataset
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