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2021-12-20
Huh! Today's clue gave enough info to bring the possibilities down to bruteforceable levels... and the second attempt worked!
Alex2
on
/blog/91
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A bad Puzzle for Today
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
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2026
May 2026
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Mixing Wordle with other games
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
▼ 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 ▼
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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
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Christmas (2021) is over
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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 -29+3τφ 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
finite group
wordle
the aperiodical
hexapawn
sport
coventry
coins
sorting
matt parker
errors
preconditioning
probability
fonts
inline code
regular expressions
boundary element methods
propositional calculus
hyperbolic surfaces
turtles
fence posts
martin gardner
gather town
hats
correlation
logs
tennis
runge's phenomenon
machine learning
curvature
football
php
captain scarlet
ucl
kings
geogebra
bluesky
trigonometry
advent calendar
talking maths in public
chalkdust magazine
cross stitch
golden ratio
statistics
wool
finite element method
mathslogicbot
tetris
sound
squares
dates
go
oeis
big internet math-off
determinants
numbers
alphabets
bempp
platonic solids
light
pascal's triangle
books
christmas
bodmas
warwick
manchester science festival
radio 4
binary
phd
rhombicuboctahedron
nonograms
draughts
thirteen
accuracy
rugby
london underground
matrix multiplication
news
reuleaux polygons
zines
royal baby
pac-man
golden spiral
quadrilaterals
people maths
speed
dataset
kenilworth
crossnumber
crosswords
wave scattering
interpolation
royal institution
folding tube maps
games
guest posts
plastic ratio
folding paper
nine men's morris
ternary
world cup
hannah fry
graph theory
stickers
friendly squares
computational complexity
cambridge
pythagoras
chess
reddit
raspberry pi
inverse matrices
mean
tmip
frobel
graphs
european cup
rust
data
latex
manchester
databet
approximation
matrix of cofactors
standard deviation
live stream
python
mathsjam
numerical analysis
pokémon
palindromes
logo
pi
geometry
final fantasy
chebyshev
game show probability
anscombe's quartet
polynomials
flexagons
craft
24 hour maths
arrangement puzzles
datasaurus dozen
convergence
gerry anderson
dragon curves
countdown
sobolev spaces
matrix of minors
logic
exponential growth
mathsteroids
matrices
pi approximation day
partridge puzzle
fractals
national lottery
bots
puzzles
map projections
misleading statistics
simultaneous equations
bubble bobble
london
video games
weather station
crossnumbers
recursion
dinosaurs
data visualisation
gaussian elimination
stirling numbers
programming
christmas card
crochet
pokémon wordle
electromagnetic field
harriss spiral
a gamut of games
triangles
menace
edinburgh
noughts and crosses
asteroids
signorini conditions
braiding
youtube
newcastle
weak imposition
arithmetic
javascript
pizza cutting
realhats
game of life
error bars
estimation
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