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2020-12-04
@
Tara
: Yes, looks like you may have got an incorrect answer for one of the black puzzles
Matthew
on
/blog/87
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A bad Puzzle for Today
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Archive
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Christmas card 2025
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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!
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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
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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 -3+τ-φ 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
radio 4
matrix multiplication
convergence
christmas
boundary element methods
tmip
pokémon wordle
folding paper
chess
reddit
asteroids
guest posts
plastic ratio
phd
reuleaux polygons
php
estimation
london
logic
stickers
rugby
pythagoras
martin gardner
talking maths in public
pi
world cup
tetris
determinants
squares
puzzles
noughts and crosses
crochet
youtube
javascript
error bars
big internet math-off
matrices
draughts
craft
dates
tennis
bempp
countdown
bluesky
captain scarlet
fence posts
data visualisation
final fantasy
fonts
inverse matrices
geogebra
simultaneous equations
preconditioning
ucl
mean
weather station
platonic solids
databet
nine men's morris
golden spiral
runge's phenomenon
friendly squares
sport
arrangement puzzles
recursion
pac-man
electromagnetic field
raspberry pi
approximation
video games
realhats
polynomials
programming
propositional calculus
misleading statistics
binary
newcastle
correlation
pi approximation day
anscombe's quartet
arithmetic
hats
folding tube maps
datasaurus dozen
bots
london underground
manchester
probability
game show probability
gather town
light
quadrilaterals
hyperbolic surfaces
sobolev spaces
statistics
bodmas
interpolation
crossnumbers
matrix of cofactors
harriss spiral
partridge puzzle
news
accuracy
hannah fry
triangles
matt parker
oeis
chalkdust magazine
mathsteroids
geometry
wave scattering
coins
game of life
warwick
hexapawn
finite element method
bubble bobble
chebyshev
national lottery
ternary
fractals
exponential growth
live stream
graphs
mathslogicbot
flexagons
curvature
gerry anderson
pascal's triangle
edinburgh
weak imposition
logo
thirteen
rust
logs
turtles
nonograms
zines
stirling numbers
gaussian elimination
map projections
signorini conditions
books
24 hour maths
advent calendar
wool
braiding
pizza cutting
christmas card
sound
cambridge
machine learning
finite group
the aperiodical
python
computational complexity
rhombicuboctahedron
sorting
royal institution
matrix of minors
crosswords
kenilworth
cross stitch
speed
football
errors
latex
kings
standard deviation
dinosaurs
numerical analysis
numbers
games
graph theory
inline code
royal baby
crossnumber
alphabets
mathsjam
manchester science festival
trigonometry
people maths
european cup
go
coventry
golden ratio
palindromes
frobel
data
pokémon
menace
dataset
wordle
regular expressions
dragon curves
a gamut of games
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