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Comments in green were written by me. Comments in blue were not written by me.
2023-12-26
This year felt much more difficult than previous years. Definitely not complaining, especially with how day 23 felt completely impossible until it wasn't -- that feeling is why I love these sorts of puzzles. Cheers!
Eric
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PhD thesis, chapter ∞
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PhD thesis, chapter 1
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Proving a conjecture
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Runge's Phenomenon
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World Cup stickers 2018, pt. 3
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A bad Puzzle for Today
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Building MENACEs for other games
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A 20,000-to-1 baby?
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Origins of World War I
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Solving the cross diagonal cover problem
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Braiding, pt. 2
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Electromagnetic Field talk
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New machine unfriendly £1 coin, pt. 2
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
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Christmas (2023) is coming!
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May 2023
Chalkdust issue 17
Apr 2023
Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
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Christmas (2022) is over
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Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
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24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
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Dec 2021
Christmas card 2021
Nov 2021
Christmas (2021) is coming!
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Close encounters of the second kind
Jan 2021
Christmas (2020) is over
2020
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy (3(ϕπ))-15 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
fractals
estimation
fence posts
correlation
world cup
arithmetic
turtles
chalkdust magazine
mean
platonic solids
bubble bobble
logo
quadrilaterals
dates
national lottery
inverse matrices
ternary
captain scarlet
oeis
wave scattering
plastic ratio
ucl
pythagoras
latex
coins
stickers
polynomials
curvature
dataset
golden spiral
news
matrix of cofactors
harriss spiral
mathsjam
errors
royal institution
london underground
javascript
misleading statistics
manchester
asteroids
hannah fry
mathslogicbot
chess
probability
gaussian elimination
a gamut of games
reddit
radio 4
pi
standard deviation
binary
hexapawn
talking maths in public
geogebra
hats
graphs
raspberry pi
the aperiodical
crossnumber
php
bodmas
squares
runge's phenomenon
wool
big internet math-off
game show probability
games
accuracy
golden ratio
countdown
video games
matrix multiplication
preconditioning
realhats
pi approximation day
books
zines
data visualisation
fonts
rugby
chebyshev
christmas
python
football
reuleaux polygons
anscombe's quartet
sobolev spaces
exponential growth
finite group
mathsteroids
recursion
logic
puzzles
determinants
manchester science festival
sound
programming
databet
matt parker
speed
london
dinosaurs
machine learning
gather town
cross stitch
signorini conditions
final fantasy
christmas card
folding tube maps
draughts
error bars
weak imposition
go
data
24 hour maths
rhombicuboctahedron
youtube
stirling numbers
computational complexity
logs
phd
electromagnetic field
interpolation
sorting
triangles
bempp
approximation
graph theory
newcastle
folding paper
nine men's morris
craft
game of life
european cup
map projections
statistics
finite element method
pac-man
frobel
guest posts
tmip
numbers
cambridge
simultaneous equations
trigonometry
martin gardner
sport
advent calendar
pizza cutting
dragon curves
gerry anderson
palindromes
pascal's triangle
edinburgh
hyperbolic surfaces
inline code
datasaurus dozen
noughts and crosses
menace
matrix of minors
tennis
numerical analysis
propositional calculus
boundary element methods
live stream
crochet
braiding
geometry
convergence
matrices
weather station
royal baby
flexagons
light
people maths
© Matthew Scroggs 2012–2024
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