mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
↓ ☰ ↓
subscribe
Loading image...
Comment
Comments
Comments in green were written by me. Comments in blue were not written by me.
2016-09-30
@
William
: You're right. In a number of places I could've turned round a few pixels earlier.
There seems to be no world record for just one Pac-Man level (and I don't have time to get good enough to speed run all 255 levels before it crashes!)
Matthew
on
/blog/18
×2
×3
×3
×3
×3
Archive
Show me a random blog post
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 -6+τφ 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
standard deviation
sorting
propositional calculus
rust
javascript
gaussian elimination
pascal's triangle
pizza cutting
nonograms
talking maths in public
guest posts
braiding
bempp
pi approximation day
a gamut of games
london underground
gerry anderson
tennis
crosswords
oeis
tmip
machine learning
graphs
stickers
quadrilaterals
realhats
mean
phd
news
platonic solids
databet
matrices
sound
matrix of cofactors
bubble bobble
tetris
fractals
dates
rhombicuboctahedron
mathslogicbot
hats
edinburgh
football
logo
alphabets
kings
chess
coventry
go
arithmetic
puzzles
countdown
errors
binary
programming
runge's phenomenon
arrangement puzzles
captain scarlet
trigonometry
chalkdust magazine
video games
advent calendar
kenilworth
turtles
final fantasy
hexapawn
dragon curves
inverse matrices
crossnumbers
logic
pac-man
geogebra
weak imposition
game show probability
royal institution
warwick
correlation
wave scattering
preconditioning
folding tube maps
accuracy
matt parker
inline code
python
finite element method
anscombe's quartet
live stream
folding paper
friendly squares
frobel
determinants
probability
hyperbolic surfaces
manchester science festival
pokémon
regular expressions
crossnumber
golden spiral
triangles
speed
24 hour maths
pythagoras
world cup
exponential growth
error bars
hannah fry
rugby
fence posts
chebyshev
matrix of minors
polynomials
dinosaurs
ternary
golden ratio
fonts
christmas card
latex
cambridge
reuleaux polygons
craft
datasaurus dozen
reddit
books
light
boundary element methods
signorini conditions
stirling numbers
plastic ratio
numbers
asteroids
map projections
graph theory
ucl
sport
radio 4
convergence
mathsjam
crochet
estimation
games
wool
logs
raspberry pi
coins
menace
pokémon wordle
martin gardner
mathsteroids
bots
harriss spiral
newcastle
flexagons
big internet math-off
thirteen
european cup
gather town
recursion
royal baby
misleading statistics
manchester
php
cross stitch
bluesky
nine men's morris
numerical analysis
draughts
christmas
curvature
weather station
data
sobolev spaces
people maths
pi
matrix multiplication
london
computational complexity
statistics
game of life
youtube
partridge puzzle
finite group
simultaneous equations
electromagnetic field
the aperiodical
approximation
interpolation
wordle
zines
palindromes
noughts and crosses
bodmas
national lottery
squares
geometry
data visualisation
dataset
Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
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 -6+τφ 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
reuleaux polygons
stirling numbers
frobel
chess
coventry
preconditioning
thirteen
mathsjam
interpolation
warwick
zines
royal baby
matrix of cofactors
football
sport
captain scarlet
chebyshev
weak imposition
game show probability
reddit
rugby
national lottery
mathsteroids
sound
mathslogicbot
squares
oeis
databet
nonograms
realhats
geometry
braiding
games
matrices
pi approximation day
people maths
pi
edinburgh
recursion
platonic solids
cross stitch
golden ratio
polynomials
python
youtube
matrix multiplication
crosswords
hexapawn
logo
logic
gaussian elimination
wordle
hyperbolic surfaces
probability
european cup
mean
london underground
graphs
electromagnetic field
propositional calculus
phd
finite element method
martin gardner
runge's phenomenon
data visualisation
numerical analysis
puzzles
logs
regular expressions
manchester
anscombe's quartet
hats
draughts
manchester science festival
datasaurus dozen
statistics
pythagoras
newcastle
accuracy
bodmas
raspberry pi
folding tube maps
data
gerry anderson
triangles
estimation
correlation
crossnumber
christmas card
coins
inverse matrices
christmas
hannah fry
books
world cup
alphabets
golden spiral
royal institution
latex
dates
weather station
cambridge
pizza cutting
radio 4
game of life
stickers
dragon curves
craft
london
boundary element methods
bubble bobble
php
dinosaurs
friendly squares
a gamut of games
approximation
wool
finite group
advent calendar
live stream
plastic ratio
kenilworth
fence posts
rhombicuboctahedron
pokémon wordle
signorini conditions
news
guest posts
tmip
pokémon
computational complexity
sorting
inline code
curvature
machine learning
palindromes
geogebra
simultaneous equations
speed
ucl
standard deviation
flexagons
tennis
errors
turtles
big internet math-off
rust
map projections
talking maths in public
determinants
programming
menace
partridge puzzle
numbers
gather town
ternary
asteroids
noughts and crosses
arrangement puzzles
sobolev spaces
tetris
graph theory
bempp
javascript
wave scattering
arithmetic
the aperiodical
24 hour maths
trigonometry
kings
final fantasy
chalkdust magazine
misleading statistics
quadrilaterals
fonts
matt parker
crochet
matrix of minors
pac-man
bots
error bars
nine men's morris
binary
dataset
crossnumbers
folding paper
exponential growth
bluesky
pascal's triangle
convergence
light
countdown
harriss spiral
go
video games
© Matthew Scroggs 2012–2026
There seems to be no world record for just one Pac-Man level (and I don't have time to get good enough to speed run all 255 levels before it crashes!)
on /blog/18