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2018-12-16
The script for checking the answers doesn't work properly
Carmel
on
/blog/59
2018-12-17
@
Carmel
: It's not meant to check your answers. It only shows up red if the number you enter cannot be split into valid pairs (eg the number has an odd number of digits or one of the pairs of digits is greater than 20).
Matthew
on
/blog/59
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PhD thesis, chapter ∞
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PhD thesis, chapter 1
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A bad Puzzle for Today
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The importance of estimation error
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Braiding, pt. 2
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Optimal Pac-Man
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Electromagnetic Field talk
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Tennis maths
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World Cup stickers
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Countdown probability, pt. 2
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New machine unfriendly £1 coin, pt. 2
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Tube map Platonic solids, pt. 2
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Archive
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2026
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A new puzzle every day
Mixing Wordle with other games
Feb 2026
Christmas (2025) is over
2025
Dec 2025
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 ▼
▲ 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 ▼
▲ hide ▲
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 -62+e+gτ-√3 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
mathsteroids
wordle
friendly squares
matrices
manchester
finite element method
chebyshev
live stream
manchester science festival
stirling numbers
misleading statistics
fonts
talking maths in public
tennis
hyperbolic surfaces
latex
bempp
asteroids
graphs
pi
youtube
finite group
weather station
noughts and crosses
arrangement puzzles
sobolev spaces
reddit
map projections
bodmas
dataset
alphabets
golden ratio
royal baby
flexagons
martin gardner
partridge puzzle
determinants
probability
royal institution
palindromes
christmas card
craft
mathslogicbot
radio 4
gerry anderson
gather town
rust
pascal's triangle
statistics
data
programming
quadrilaterals
weak imposition
mean
estimation
braiding
coins
football
python
pokémon wordle
inverse matrices
christmas
guest posts
dinosaurs
sport
squares
dragon curves
harriss spiral
preconditioning
mathsjam
polynomials
crossnumbers
captain scarlet
turtles
24 hour maths
pizza cutting
plastic ratio
world cup
raspberry pi
javascript
computational complexity
chess
convergence
tmip
nine men's morris
menace
triangles
frobel
cross stitch
numerical analysis
national lottery
pi approximation day
ternary
kings
bubble bobble
pokémon
sorting
sound
databet
regular expressions
graph theory
logs
news
arithmetic
games
advent calendar
rhombicuboctahedron
binary
speed
standard deviation
hannah fry
propositional calculus
simultaneous equations
matrix of cofactors
golden spiral
php
stickers
boundary element methods
interpolation
zines
crosswords
platonic solids
people maths
bluesky
books
pac-man
trigonometry
chalkdust magazine
big internet math-off
game show probability
realhats
correlation
puzzles
machine learning
exponential growth
oeis
signorini conditions
final fantasy
folding tube maps
rugby
wave scattering
hexapawn
coventry
phd
logic
datasaurus dozen
fence posts
errors
gaussian elimination
matrix multiplication
inline code
london
hats
matt parker
light
london underground
runge's phenomenon
electromagnetic field
european cup
newcastle
dates
accuracy
kenilworth
geometry
video games
bots
fractals
logo
pythagoras
cambridge
anscombe's quartet
numbers
crochet
recursion
wool
approximation
warwick
nonograms
the aperiodical
go
curvature
matrix of minors
geogebra
reuleaux polygons
crossnumber
ucl
countdown
a gamut of games
error bars
game of life
thirteen
edinburgh
draughts
folding paper
tetris
data visualisation
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on /blog/59