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Comments in green were written by me. Comments in blue were not written by me.
2017-12-07
Should I worry one of my 3 digit answers contains a zero?
Neal
on
/blog/46
2017-12-07
@
Neal
: No, there may be zeroes in the three digit numbers (but you can discard these when solving the final logic puzzle as there are no zeros in the answer to that).
Matthew
on
/blog/46
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PhD thesis, chapter ∞
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PhD thesis, chapter 1
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Proving a conjecture
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Harriss and other spirals
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A bad Puzzle for Today
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A 20,000-to-1 baby?
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Origins of World War I
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New machine unfriendly £1 coin, pt. 2
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Assorted christmaths
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"Uncanny" royal coincidence
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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
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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 ▼
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Dec 2021
Christmas card 2021
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
royal institution
golden ratio
coins
gaussian elimination
chebyshev
crosswords
game show probability
ternary
chalkdust magazine
probability
databet
latex
craft
nine men's morris
recursion
mathsteroids
raspberry pi
programming
thirteen
bubble bobble
regular expressions
ucl
approximation
runge's phenomenon
mean
mathsjam
polynomials
graph theory
warwick
speed
php
bots
frobel
signorini conditions
nonograms
dates
folding paper
weather station
folding tube maps
boundary element methods
accuracy
logs
news
binary
javascript
anscombe's quartet
rugby
manchester
the aperiodical
hyperbolic surfaces
kings
football
computational complexity
london
games
stickers
simultaneous equations
draughts
gerry anderson
inverse matrices
cambridge
arrangement puzzles
mathslogicbot
christmas card
squares
turtles
live stream
misleading statistics
countdown
hannah fry
pi
golden spiral
hats
london underground
map projections
estimation
pythagoras
tennis
manchester science festival
noughts and crosses
oeis
rhombicuboctahedron
logo
logic
machine learning
alphabets
final fantasy
pi approximation day
partridge puzzle
captain scarlet
dinosaurs
braiding
sorting
python
sobolev spaces
errors
go
christmas
finite group
inline code
triangles
fence posts
platonic solids
world cup
pokémon wordle
bodmas
a gamut of games
reuleaux polygons
statistics
matrix multiplication
game of life
gather town
wordle
propositional calculus
matrix of cofactors
national lottery
zines
martin gardner
european cup
weak imposition
flexagons
people maths
menace
convergence
hexapawn
big internet math-off
crochet
dragon curves
matrix of minors
correlation
rust
realhats
newcastle
advent calendar
guest posts
preconditioning
dataset
matt parker
arithmetic
cross stitch
chess
radio 4
sound
tmip
bluesky
video games
geogebra
puzzles
talking maths in public
pascal's triangle
friendly squares
finite element method
edinburgh
fonts
plastic ratio
pac-man
graphs
error bars
bempp
crossnumbers
harriss spiral
royal baby
tetris
wave scattering
interpolation
curvature
standard deviation
pokémon
trigonometry
asteroids
pizza cutting
fractals
matrices
sport
numbers
determinants
phd
24 hour maths
data visualisation
books
wool
datasaurus dozen
crossnumber
numerical analysis
exponential growth
quadrilaterals
electromagnetic field
coventry
data
palindromes
reddit
light
kenilworth
youtube
stirling numbers
geometry
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