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Comments in green were written by me. Comments in blue were not written by me.
2023-01-09
In question 3 the sum of the red numbers is 369, is there a typo?
(anonymous)
on
/blog/100
×1
×2
×2
×2
×2
2023-01-09
@
(anonymous)
: There was a typo - I've just corrected it
Matthew
on
/blog/100
×3
×3
×3
×3
×3
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A surprising fact about quadrilaterals
Interesting tautologies
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Log-scaled axes
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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
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Visualising MENACE's learning
Christmas card 2019
Nov 2019
Christmas (2019) is coming!
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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
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Christmas (2018) is over
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Dec 2018
Christmas cross stitch
MENACE in fiction
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Christmas (2018) is coming!
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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 ▼
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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!
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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
wool
matt parker
dinosaurs
propositional calculus
games
nine men's morris
raspberry pi
matrix of cofactors
curvature
recursion
inverse matrices
interpolation
countdown
dates
stirling numbers
logic
reddit
draughts
simultaneous equations
hats
zines
mathsteroids
databet
bodmas
guest posts
rugby
books
mathsjam
game of life
christmas card
signorini conditions
ucl
quadrilaterals
latex
preconditioning
machine learning
data
geogebra
electromagnetic field
sorting
fonts
chalkdust magazine
anscombe's quartet
24 hour maths
geometry
golden ratio
finite element method
pac-man
probability
pascal's triangle
datasaurus dozen
london
numbers
map projections
mean
data visualisation
dragon curves
gather town
radio 4
convergence
crochet
phd
big internet math-off
javascript
palindromes
standard deviation
flexagons
advent calendar
frobel
news
tennis
light
european cup
coins
video games
captain scarlet
a gamut of games
numerical analysis
bots
kings
bubble bobble
crossnumbers
sound
boundary element methods
world cup
polynomials
gerry anderson
programming
crossnumber
trigonometry
matrices
matrix multiplication
runge's phenomenon
royal institution
reuleaux polygons
asteroids
errors
final fantasy
approximation
live stream
computational complexity
weather station
talking maths in public
go
martin gardner
sport
turtles
youtube
manchester science festival
accuracy
the aperiodical
chess
folding tube maps
cross stitch
golden spiral
speed
php
rhombicuboctahedron
exponential growth
mathslogicbot
puzzles
game show probability
estimation
bempp
finite group
royal baby
correlation
inline code
platonic solids
tmip
error bars
graphs
statistics
pythagoras
misleading statistics
oeis
arithmetic
craft
hannah fry
squares
ternary
gaussian elimination
fractals
crosswords
edinburgh
manchester
sobolev spaces
christmas
determinants
matrix of minors
hexapawn
football
stickers
friendly squares
regular expressions
weak imposition
noughts and crosses
dataset
national lottery
newcastle
fence posts
binary
folding paper
pizza cutting
chebyshev
plastic ratio
graph theory
pi approximation day
pi
cambridge
london underground
menace
harriss spiral
wave scattering
hyperbolic surfaces
people maths
realhats
python
logo
triangles
logs
braiding
© Matthew Scroggs 2012–2025
on /blog/100