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Comments in green were written by me. Comments in blue were not written by me.
2022-12-25
It says I have all days correct but I ran into a contradiction with one of the drones speed. :( is there any way to check?
Lyra
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"Uncanny" royal coincidence
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Archive
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2026
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Feb 2026
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2025
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Christmas card 2025
Nov 2025
Christmas (2025) is coming!
Sep 2025
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
Nov 2024
Christmas (2024) is coming!
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
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Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
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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 ▼
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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 ▼
▲ 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 -26+eg 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
errors
arithmetic
preconditioning
zines
countdown
weak imposition
error bars
rugby
polynomials
partridge puzzle
realhats
european cup
craft
boundary element methods
correlation
advent calendar
bodmas
data
reuleaux polygons
electromagnetic field
finite element method
geogebra
go
hats
golden ratio
people maths
matrix multiplication
tetris
mathsteroids
regular expressions
exponential growth
gerry anderson
inverse matrices
platonic solids
pi approximation day
wordle
london
logs
big internet math-off
radio 4
arrangement puzzles
video games
matt parker
folding paper
logo
estimation
logic
rust
cross stitch
matrix of cofactors
graphs
a gamut of games
fractals
chebyshev
captain scarlet
royal institution
bubble bobble
convergence
pokémon
mathslogicbot
map projections
anscombe's quartet
edinburgh
noughts and crosses
binary
plastic ratio
pi
sorting
matrix of minors
puzzles
reddit
ucl
hyperbolic surfaces
approximation
coventry
trigonometry
chess
gaussian elimination
manchester science festival
python
triangles
manchester
wool
simultaneous equations
dataset
game show probability
sobolev spaces
crosswords
game of life
folding tube maps
recursion
guest posts
talking maths in public
golden spiral
runge's phenomenon
determinants
harriss spiral
final fantasy
national lottery
php
raspberry pi
probability
coins
live stream
kings
ternary
matrices
oeis
books
christmas card
wave scattering
interpolation
pizza cutting
menace
computational complexity
the aperiodical
numbers
phd
kenilworth
alphabets
cambridge
royal baby
javascript
programming
fonts
finite group
palindromes
crochet
flexagons
stickers
turtles
weather station
bempp
asteroids
datasaurus dozen
chalkdust magazine
crossnumbers
football
frobel
gather town
curvature
signorini conditions
london underground
statistics
machine learning
tmip
games
nine men's morris
dates
friendly squares
data visualisation
pythagoras
dinosaurs
christmas
speed
nonograms
crossnumber
squares
newcastle
rhombicuboctahedron
hannah fry
mathsjam
standard deviation
hexapawn
bluesky
quadrilaterals
draughts
martin gardner
latex
thirteen
warwick
braiding
dragon curves
world cup
pascal's triangle
fence posts
youtube
numerical analysis
tennis
mean
accuracy
inline code
sound
pac-man
bots
propositional calculus
misleading statistics
geometry
databet
stirling numbers
graph theory
news
pokémon wordle
light
sport
24 hour maths
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