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Comments in green were written by me. Comments in blue were not written by me.
2023-12-25
My favourite so far of all your advents, a good mix of the trivial and the tricky - day 12 took me far too long until the answer came to me!
Colin Brockley
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Archive
Show me a random blog post
▼ show ▼
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2024
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
▼ show ▼
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Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
TMiP 2023 puzzle hunt
May 2023
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 ▼
▲ hide ▲
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
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 (e+τ)-7 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
matrix of minors
simultaneous equations
dates
plastic ratio
guest posts
folding paper
chebyshev
sound
ucl
dataset
sobolev spaces
recursion
numerical analysis
pi
game show probability
manchester
computational complexity
sport
polynomials
nine men's morris
squares
edinburgh
wave scattering
tmip
approximation
matt parker
electromagnetic field
raspberry pi
data
reddit
newcastle
cambridge
bempp
radio 4
a gamut of games
football
coins
24 hour maths
geometry
books
talking maths in public
light
royal baby
martin gardner
fonts
misleading statistics
bubble bobble
tennis
pac-man
finite element method
accuracy
live stream
dinosaurs
php
latex
map projections
people maths
world cup
logic
london
realhats
databet
noughts and crosses
go
triangles
folding tube maps
convergence
preconditioning
logo
rugby
rhombicuboctahedron
logs
sorting
estimation
flexagons
exponential growth
quadrilaterals
anscombe's quartet
stickers
crochet
ternary
finite group
gaussian elimination
national lottery
big internet math-off
curvature
fractals
matrix multiplication
gather town
reuleaux polygons
boundary element methods
hyperbolic surfaces
chalkdust magazine
binary
golden ratio
mathsjam
wool
chess
platonic solids
datasaurus dozen
matrices
weather station
error bars
determinants
gerry anderson
news
christmas
data visualisation
countdown
crossnumber
final fantasy
trigonometry
zines
european cup
fence posts
geogebra
propositional calculus
probability
programming
braiding
python
standard deviation
javascript
mathslogicbot
phd
pizza cutting
the aperiodical
captain scarlet
pascal's triangle
harriss spiral
manchester science festival
speed
mean
signorini conditions
cross stitch
weak imposition
christmas card
royal institution
inline code
youtube
hats
correlation
hannah fry
frobel
game of life
matrix of cofactors
errors
hexapawn
interpolation
london underground
advent calendar
draughts
machine learning
palindromes
arithmetic
video games
pi approximation day
golden spiral
runge's phenomenon
inverse matrices
craft
graph theory
dragon curves
turtles
pythagoras
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oeis
statistics
numbers
bodmas
menace
asteroids
stirling numbers
mathsteroids
graphs
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