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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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A bad Puzzle for Today
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Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
2024
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
▼ show ▼
▲ hide ▲
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 ((ge)+(πϕ))-30 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
craft
guest posts
the aperiodical
wool
runge's phenomenon
signorini conditions
sorting
squares
electromagnetic field
football
computational complexity
arithmetic
bempp
hyperbolic surfaces
gerry anderson
anscombe's quartet
sport
reuleaux polygons
people maths
harriss spiral
royal institution
hannah fry
draughts
matrix multiplication
javascript
raspberry pi
datasaurus dozen
quadrilaterals
go
gather town
determinants
estimation
logs
correlation
golden ratio
braiding
noughts and crosses
propositional calculus
matrix of minors
tennis
mathsteroids
mean
coins
wave scattering
advent calendar
fence posts
speed
tmip
platonic solids
rhombicuboctahedron
pi approximation day
big internet math-off
graphs
accuracy
cambridge
simultaneous equations
programming
matt parker
fonts
video games
ucl
stickers
talking maths in public
boundary element methods
error bars
hats
convergence
european cup
chebyshev
polynomials
pythagoras
errors
christmas
pac-man
crochet
logo
exponential growth
puzzles
inline code
python
geogebra
pascal's triangle
light
frobel
dates
finite group
matrices
crossnumber
hexapawn
pizza cutting
live stream
ternary
machine learning
interpolation
flexagons
youtube
data visualisation
graph theory
final fantasy
countdown
approximation
golden spiral
chalkdust magazine
phd
asteroids
weather station
bodmas
national lottery
sound
london underground
games
map projections
reddit
dragon curves
manchester
recursion
inverse matrices
numbers
books
bubble bobble
manchester science festival
rugby
folding paper
game show probability
cross stitch
folding tube maps
game of life
nine men's morris
statistics
curvature
data
royal baby
numerical analysis
preconditioning
databet
plastic ratio
christmas card
captain scarlet
oeis
martin gardner
latex
mathslogicbot
zines
php
menace
realhats
24 hour maths
pi
geometry
fractals
trigonometry
binary
turtles
world cup
a gamut of games
finite element method
news
matrix of cofactors
newcastle
gaussian elimination
stirling numbers
mathsjam
triangles
radio 4
edinburgh
probability
dataset
misleading statistics
standard deviation
logic
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chess
london
palindromes
weak imposition
sobolev spaces
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