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Comments in green were written by me. Comments in blue were not written by me.
2024-12-13
@
Seth Cohen
: In response to my earlier comment, I solved it assuming it's correct as written, so I guess it's correct as written!
Seth Cohen
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
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Christmas (2025) is coming!
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The partridge puzzle
Aug 2025
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
Dec 2024
A regular expression Christmas puzzle
Christmas card 2024
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Zines, pt. 2
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2023
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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!
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 ▼
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Dec 2021
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Nov 2021
Christmas (2021) is coming!
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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 -7+π+τ 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
logs
oeis
pi
edinburgh
youtube
final fantasy
golden ratio
manchester science festival
world cup
friendly squares
platonic solids
reuleaux polygons
pac-man
people maths
finite group
zines
curvature
golden spiral
geometry
24 hour maths
martin gardner
chess
gerry anderson
london underground
dataset
squares
fonts
bubble bobble
misleading statistics
pokémon wordle
dinosaurs
fence posts
matrix of minors
wordle
hannah fry
hats
news
regular expressions
dates
mathslogicbot
numbers
palindromes
rhombicuboctahedron
weather station
data
sound
crosswords
data visualisation
crochet
manchester
rugby
trigonometry
programming
noughts and crosses
kings
runge's phenomenon
mathsjam
royal baby
gaussian elimination
games
talking maths in public
mean
machine learning
harriss spiral
warwick
map projections
menace
errors
recursion
ucl
the aperiodical
frobel
standard deviation
partridge puzzle
countdown
binary
ternary
reddit
captain scarlet
simultaneous equations
wave scattering
video games
polynomials
flexagons
probability
royal institution
folding paper
game show probability
pi approximation day
crossnumber
craft
python
asteroids
folding tube maps
alphabets
national lottery
radio 4
bluesky
matrix multiplication
kenilworth
logic
exponential growth
phd
boundary element methods
game of life
big internet math-off
matt parker
arithmetic
matrix of cofactors
christmas card
hexapawn
triangles
matrices
nonograms
correlation
graph theory
nine men's morris
football
books
chebyshev
light
fractals
draughts
databet
coventry
logo
tetris
finite element method
inline code
pythagoras
speed
stirling numbers
thirteen
approximation
dragon curves
london
raspberry pi
javascript
stickers
graphs
interpolation
arrangement puzzles
inverse matrices
convergence
tmip
computational complexity
newcastle
realhats
pascal's triangle
turtles
braiding
plastic ratio
advent calendar
european cup
crossnumbers
live stream
a gamut of games
cross stitch
cambridge
accuracy
signorini conditions
pokémon
electromagnetic field
php
bodmas
coins
preconditioning
tennis
quadrilaterals
chalkdust magazine
geogebra
statistics
anscombe's quartet
weak imposition
propositional calculus
sorting
estimation
datasaurus dozen
numerical analysis
puzzles
determinants
latex
error bars
hyperbolic surfaces
rust
bots
christmas
sobolev spaces
bempp
gather town
guest posts
wool
go
pizza cutting
sport
mathsteroids
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