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Comments in green were written by me. Comments in blue were not written by me.
2020-12-11
@
Moss
: You were correct: as you were writing this, I was correcting the puzzle. It should now be correct
Matthew
on
/blog/86
×1
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A bad Puzzle for Today
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Assorted christmaths
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Archive
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Off-by-one errors
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24 Hour Maths Game Show
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Approximating π
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Build your own MENACE
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Christmas (2020) is coming!
Jul 2020
Happy 5+e-φ+√2 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
flexagons
fonts
sobolev spaces
the aperiodical
binary
craft
pascal's triangle
pizza cutting
regular expressions
guest posts
sport
computational complexity
squares
quadrilaterals
pythagoras
royal baby
bots
triangles
people maths
24 hour maths
mathsjam
recursion
harriss spiral
turtles
numerical analysis
realhats
chebyshev
statistics
boundary element methods
matrix of cofactors
crosswords
pi
manchester
captain scarlet
stickers
football
fence posts
cambridge
correlation
folding tube maps
graphs
databet
wool
machine learning
geometry
hexapawn
geogebra
news
talking maths in public
phd
signorini conditions
hyperbolic surfaces
royal institution
php
games
ternary
a gamut of games
books
asteroids
manchester science festival
weather station
weak imposition
countdown
world cup
edinburgh
dates
dinosaurs
map projections
kings
advent calendar
arithmetic
gaussian elimination
martin gardner
matrices
live stream
data
gerry anderson
crossnumbers
logic
london
gather town
simultaneous equations
golden ratio
latex
datasaurus dozen
inline code
dataset
accuracy
logo
mean
polynomials
propositional calculus
game show probability
reuleaux polygons
christmas
javascript
logs
wave scattering
final fantasy
programming
data visualisation
matrix multiplication
video games
errors
bubble bobble
sorting
puzzles
pi approximation day
runge's phenomenon
big internet math-off
golden spiral
dragon curves
tmip
mathslogicbot
national lottery
raspberry pi
interpolation
coins
christmas card
stirling numbers
anscombe's quartet
convergence
finite group
fractals
determinants
frobel
numbers
chess
python
misleading statistics
friendly squares
menace
preconditioning
oeis
folding paper
chalkdust magazine
matt parker
european cup
trigonometry
curvature
london underground
rhombicuboctahedron
hats
nine men's morris
finite element method
game of life
reddit
approximation
palindromes
crossnumber
tennis
light
platonic solids
draughts
go
noughts and crosses
estimation
ucl
cross stitch
sound
speed
hannah fry
standard deviation
exponential growth
plastic ratio
youtube
error bars
rugby
bodmas
probability
radio 4
braiding
crochet
graph theory
mathsteroids
pac-man
newcastle
zines
inverse matrices
matrix of minors
bempp
electromagnetic field
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