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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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Archive
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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
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Zines, pt. 2
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Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
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The databet
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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
Jan 2022
Christmas (2021) is over
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Dec 2021
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Christmas (2021) is coming!
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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 -9+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
christmas
matt parker
pizza cutting
platonic solids
games
craft
partridge puzzle
fractals
london
hats
logs
crossnumber
wool
books
manchester
golden spiral
weak imposition
bodmas
misleading statistics
martin gardner
logic
boundary element methods
simultaneous equations
raspberry pi
rust
arithmetic
inline code
mean
newcastle
map projections
talking maths in public
pokémon
guest posts
pi approximation day
tetris
mathslogicbot
geogebra
sport
cross stitch
radio 4
braiding
rugby
national lottery
curvature
signorini conditions
computational complexity
crossnumbers
edinburgh
ucl
matrix multiplication
captain scarlet
rhombicuboctahedron
finite element method
javascript
estimation
royal institution
anscombe's quartet
exponential growth
correlation
plastic ratio
data visualisation
interpolation
oeis
folding tube maps
alphabets
turtles
menace
stickers
24 hour maths
pascal's triangle
graphs
stirling numbers
tennis
tmip
kings
regular expressions
zines
puzzles
machine learning
advent calendar
realhats
propositional calculus
quadrilaterals
cambridge
pokémon wordle
squares
dates
chess
convergence
live stream
warwick
chalkdust magazine
graph theory
logo
binary
nine men's morris
speed
gaussian elimination
triangles
electromagnetic field
bluesky
youtube
databet
numerical analysis
preconditioning
ternary
latex
harriss spiral
reuleaux polygons
christmas card
nonograms
hyperbolic surfaces
kenilworth
polynomials
palindromes
pac-man
accuracy
go
world cup
python
dinosaurs
bubble bobble
dragon curves
coventry
people maths
matrix of minors
gerry anderson
arrangement puzzles
crochet
dataset
error bars
coins
mathsjam
manchester science festival
matrix of cofactors
hannah fry
european cup
reddit
finite group
folding paper
geometry
friendly squares
statistics
frobel
noughts and crosses
asteroids
sobolev spaces
fence posts
the aperiodical
wordle
approximation
big internet math-off
a gamut of games
royal baby
game show probability
golden ratio
php
bempp
flexagons
mathsteroids
sound
countdown
trigonometry
pi
london underground
fonts
chebyshev
inverse matrices
probability
weather station
numbers
crosswords
errors
gather town
standard deviation
draughts
sorting
phd
datasaurus dozen
football
hexapawn
recursion
light
thirteen
determinants
final fantasy
bots
game of life
wave scattering
pythagoras
matrices
data
programming
video games
news
runge's phenomenon
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