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Comments in green were written by me. Comments in blue were not written by me.
2016-12-13
@
Mike
: I've added a clarification to puzzle 5. Glad you're enjoying the puzzles!
Matthew
on
/blog/36
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Happy -21+4e+g√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
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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
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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 element method
manchester science festival
dates
sport
numbers
wave scattering
stickers
matrix of cofactors
manchester
martin gardner
inline code
reddit
gaussian elimination
guest posts
errors
video games
dinosaurs
geometry
computational complexity
gerry anderson
gather town
bodmas
noughts and crosses
polynomials
menace
cambridge
pi approximation day
captain scarlet
raspberry pi
logs
tmip
matrices
royal institution
numerical analysis
chalkdust magazine
final fantasy
estimation
live stream
rugby
hexapawn
inverse matrices
craft
php
countdown
go
turtles
game of life
mathsjam
game show probability
wool
binary
nine men's morris
standard deviation
exponential growth
fonts
latex
javascript
pascal's triangle
squares
draughts
edinburgh
24 hour maths
pythagoras
pi
big internet math-off
python
golden ratio
oeis
approximation
ternary
accuracy
weather station
bots
zines
puzzles
folding paper
sorting
platonic solids
datasaurus dozen
statistics
mathsteroids
asteroids
golden spiral
weak imposition
cross stitch
programming
pac-man
talking maths in public
the aperiodical
world cup
fractals
simultaneous equations
christmas
pizza cutting
probability
crossnumber
news
correlation
graphs
plastic ratio
football
data
crosswords
arithmetic
databet
braiding
runge's phenomenon
realhats
triangles
speed
matrix of minors
graph theory
folding tube maps
bubble bobble
electromagnetic field
games
london underground
trigonometry
regular expressions
logo
royal baby
advent calendar
radio 4
harriss spiral
phd
christmas card
chess
map projections
dataset
matt parker
determinants
ucl
reuleaux polygons
fence posts
light
geogebra
logic
newcastle
national lottery
hats
matrix multiplication
data visualisation
people maths
propositional calculus
stirling numbers
boundary element methods
sound
machine learning
bempp
kings
tennis
interpolation
rhombicuboctahedron
coins
flexagons
crochet
palindromes
youtube
london
european cup
dragon curves
frobel
hannah fry
sobolev spaces
error bars
chebyshev
finite group
misleading statistics
friendly squares
books
signorini conditions
crossnumbers
a gamut of games
quadrilaterals
mean
anscombe's quartet
hyperbolic surfaces
mathslogicbot
convergence
recursion
curvature
preconditioning
© Matthew Scroggs 2012–2025
on /blog/36