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Comments in green were written by me. Comments in blue were not written by me.
2020-12-18
there's a typo in the puzzle for the 18th: you wrote y^2 and z^2 terms instead of ^3
(also I agree that the puzzle for 16th was a banger)
Eric
on
/blog/86
×1
2020-12-18
@
Eric
: Thanks, fixed it
Matthew
on
/blog/86
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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
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Inverting a matrix
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PhD thesis, chapter 1
Gaussian elimination
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Christmas (2019) is over
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Visualising MENACE's learning
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A non-converging LaTeX document
TMiP 2019 treasure punt
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Big Internet Math-Off stickers 2019
Jun 2019
Proving a conjecture
Apr 2019
Harriss and other spirals
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realhats
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Christmas (2018) is over
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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!
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
machine learning
standard deviation
matrix of cofactors
electromagnetic field
mathsteroids
datasaurus dozen
coins
golden spiral
rugby
radio 4
crochet
bodmas
correlation
friendly squares
advent calendar
matt parker
inverse matrices
go
people maths
24 hour maths
gather town
data visualisation
golden ratio
folding tube maps
manchester science festival
databet
royal baby
craft
dataset
countdown
convergence
approximation
london
rhombicuboctahedron
harriss spiral
finite group
tennis
a gamut of games
oeis
dragon curves
pi approximation day
wave scattering
palindromes
javascript
sport
guest posts
geogebra
exponential growth
recursion
christmas
tmip
numerical analysis
flexagons
logo
christmas card
curvature
signorini conditions
reddit
arithmetic
computational complexity
draughts
polynomials
error bars
world cup
quadrilaterals
determinants
geometry
sound
anscombe's quartet
bubble bobble
reuleaux polygons
news
programming
wool
chess
crossnumbers
logs
nine men's morris
graphs
national lottery
chebyshev
pythagoras
ucl
frobel
dinosaurs
london underground
menace
mathsjam
crossnumber
pi
crosswords
pac-man
hyperbolic surfaces
numbers
turtles
hannah fry
football
triangles
captain scarlet
chalkdust magazine
estimation
asteroids
puzzles
game of life
stirling numbers
regular expressions
matrices
edinburgh
inline code
noughts and crosses
mean
the aperiodical
python
logic
hats
preconditioning
light
trigonometry
sorting
speed
runge's phenomenon
fence posts
kings
pascal's triangle
weather station
stickers
dates
graph theory
finite element method
european cup
data
fractals
mathslogicbot
simultaneous equations
cambridge
misleading statistics
newcastle
talking maths in public
accuracy
php
fonts
raspberry pi
propositional calculus
plastic ratio
video games
boundary element methods
binary
game show probability
realhats
interpolation
statistics
latex
squares
zines
games
ternary
final fantasy
hexapawn
sobolev spaces
big internet math-off
bots
manchester
braiding
platonic solids
martin gardner
gerry anderson
matrix of minors
youtube
cross stitch
bempp
weak imposition
pizza cutting
books
map projections
royal institution
live stream
phd
folding paper
gaussian elimination
probability
matrix multiplication
errors
© Matthew Scroggs 2012–2025
(also I agree that the puzzle for 16th was a banger)
on /blog/86