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Comments in green were written by me. Comments in blue were not written by me.
2016-12-13
@
Mike
: I've added a clarification to puzzle 5. Glad you're enjoying the puzzles!
Matthew
on
/blog/36
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Archive
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Christmas card 2025
Nov 2025
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
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!
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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!
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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
2021
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Dec 2021
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Nov 2021
Christmas (2021) is coming!
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TMiP 2021 puzzle hunt
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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 -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
people maths
pi
gaussian elimination
go
approximation
matt parker
rhombicuboctahedron
sobolev spaces
accuracy
royal institution
youtube
folding paper
reuleaux polygons
tmip
trigonometry
pokémon
reddit
thirteen
kenilworth
regular expressions
newcastle
graph theory
dates
logs
golden spiral
bodmas
news
signorini conditions
folding tube maps
pi approximation day
bempp
gerry anderson
php
captain scarlet
big internet math-off
cambridge
matrix of minors
speed
crossnumber
exponential growth
a gamut of games
raspberry pi
estimation
convergence
pascal's triangle
hexapawn
hats
the aperiodical
mathslogicbot
harriss spiral
bubble bobble
manchester
pizza cutting
probability
books
wordle
martin gardner
golden ratio
curvature
propositional calculus
bots
inverse matrices
crochet
menace
oeis
ternary
error bars
nonograms
advent calendar
graphs
fence posts
logic
recursion
national lottery
frobel
games
inline code
hannah fry
london
determinants
guest posts
electromagnetic field
data visualisation
christmas card
crossnumbers
nine men's morris
european cup
geometry
misleading statistics
video games
plastic ratio
arithmetic
squares
bluesky
correlation
wool
anscombe's quartet
chess
fonts
errors
stirling numbers
craft
24 hour maths
fractals
asteroids
geogebra
rugby
world cup
dataset
football
palindromes
dinosaurs
statistics
binary
python
simultaneous equations
hyperbolic surfaces
pac-man
dragon curves
matrices
crosswords
turtles
friendly squares
live stream
latex
ucl
manchester science festival
arrangement puzzles
standard deviation
data
flexagons
edinburgh
weak imposition
chalkdust magazine
chebyshev
zines
phd
warwick
final fantasy
puzzles
rust
matrix of cofactors
tetris
coins
realhats
map projections
weather station
platonic solids
tennis
sport
cross stitch
draughts
polynomials
pythagoras
kings
finite group
computational complexity
stickers
light
partridge puzzle
databet
gather town
mathsteroids
coventry
logo
london underground
mathsjam
countdown
mean
noughts and crosses
talking maths in public
datasaurus dozen
finite element method
triangles
game of life
braiding
wave scattering
runge's phenomenon
alphabets
royal baby
numerical analysis
christmas
quadrilaterals
sound
radio 4
programming
matrix multiplication
sorting
preconditioning
game show probability
boundary element methods
numbers
interpolation
machine learning
javascript
pokémon wordle
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