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Comments in green were written by me. Comments in blue were not written by me.
2016-12-24
Hyperrogue may be the only game in existence with a hyperbolic surface topology:
http://www.roguetemple.com/z/hyper/
zaratustra
on
/blog/38
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
Show me a random blog post
▼ show ▼
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2026
May 2026
World Cup stickers 2026
Apr 2026
A new puzzle every day
Mixing Wordle with other games
Feb 2026
Christmas (2025) is over
2025
Dec 2025
Christmas card 2025
Nov 2025
Christmas (2025) is coming!
Sep 2025
The partridge puzzle
Aug 2025
TMiP 2025 puzzle hunt
Jun 2025
A nonogram alphabet
Mar 2025
How to write a crossnumber
Jan 2025
Christmas (2024) is over
Friendly squares
2024
Dec 2024
A regular expression Christmas puzzle
Christmas card 2024
Nov 2024
Christmas (2024) is coming!
Feb 2024
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
▼ show ▼
▲ hide ▲
Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
TMiP 2023 puzzle hunt
May 2023
Chalkdust issue 17
Apr 2023
Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
Jan 2023
Christmas (2022) is over
2022
▼ show ▼
▲ hide ▲
Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
Oct 2022
24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
▼ show ▼
▲ hide ▲
Dec 2021
Christmas card 2021
Nov 2021
Christmas (2021) is coming!
Sep 2021
TMiP 2021 puzzle hunt
May 2021
Close encounters of the second kind
Jan 2021
Christmas (2020) is over
2020
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -15+3τ-φ-√3 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
dates
bluesky
machine learning
craft
the aperiodical
hats
preconditioning
reuleaux polygons
phd
braiding
pokémon
logo
matrix of cofactors
exponential growth
mathsteroids
light
nine men's morris
fonts
platonic solids
news
radio 4
dinosaurs
hexapawn
programming
regular expressions
matrices
ternary
latex
javascript
video games
interpolation
pi approximation day
electromagnetic field
nonograms
sport
manchester science festival
football
arrangement puzzles
draughts
mathslogicbot
convergence
matrix of minors
pizza cutting
ucl
datasaurus dozen
thirteen
london
binary
warwick
estimation
simultaneous equations
inverse matrices
kings
flexagons
crossnumber
map projections
quadrilaterals
correlation
manchester
harriss spiral
plastic ratio
pokémon wordle
speed
data
zines
chalkdust magazine
logs
youtube
martin gardner
advent calendar
fence posts
php
matt parker
dragon curves
graph theory
graphs
christmas card
bubble bobble
pi
chess
finite group
wave scattering
game show probability
folding tube maps
tetris
sobolev spaces
a gamut of games
cambridge
statistics
royal baby
pascal's triangle
propositional calculus
error bars
curvature
hannah fry
signorini conditions
reddit
european cup
inline code
trigonometry
weak imposition
misleading statistics
turtles
python
pythagoras
finite element method
runge's phenomenon
national lottery
fractals
books
game of life
kenilworth
edinburgh
tennis
partridge puzzle
bots
palindromes
errors
puzzles
computational complexity
approximation
wordle
accuracy
rugby
probability
data visualisation
go
raspberry pi
oeis
alphabets
newcastle
live stream
chebyshev
realhats
frobel
crossnumbers
bempp
sorting
recursion
final fantasy
coins
polynomials
folding paper
world cup
friendly squares
countdown
determinants
anscombe's quartet
mean
games
coventry
golden ratio
gather town
rust
geometry
bodmas
christmas
logic
matrix multiplication
geogebra
24 hour maths
london underground
menace
stirling numbers
noughts and crosses
numbers
sound
standard deviation
crosswords
wool
stickers
rhombicuboctahedron
cross stitch
tmip
triangles
dataset
asteroids
golden spiral
arithmetic
weather station
crochet
talking maths in public
databet
squares
hyperbolic surfaces
captain scarlet
numerical analysis
people maths
mathsjam
guest posts
gerry anderson
royal institution
big internet math-off
boundary element methods
gaussian elimination
pac-man
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on /blog/38