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.
2017-12-05
Should we assume that the three digits can be the same, or must be different, unless stated otherwise?
Michael
on
/blog/46
2017-12-06
@
Michael
: The digits can be the same.
Matthew
on
/blog/46
Archive
Show me a random blog post
2024
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 (τ+e)-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
people maths
braiding
machine learning
bodmas
a gamut of games
dinosaurs
boundary element methods
pac-man
chebyshev
palindromes
newcastle
bempp
martin gardner
wool
dates
national lottery
final fantasy
edinburgh
mean
guest posts
misleading statistics
dragon curves
data
reuleaux polygons
manchester
captain scarlet
24 hour maths
tennis
weak imposition
anscombe's quartet
game of life
oeis
big internet math-off
cross stitch
hexapawn
exponential growth
php
noughts and crosses
craft
accuracy
logo
stirling numbers
finite element method
standard deviation
sound
data visualisation
weather station
pi
computational complexity
inverse matrices
fractals
london underground
polynomials
trigonometry
gather town
royal baby
advent calendar
coins
matt parker
mathsteroids
ternary
zines
python
sorting
menace
map projections
databet
nine men's morris
game show probability
radio 4
countdown
crossnumber
football
electromagnetic field
london
frobel
simultaneous equations
light
inline code
fence posts
sobolev spaces
the aperiodical
arithmetic
logs
approximation
programming
pi approximation day
recursion
gerry anderson
triangles
rugby
christmas
signorini conditions
geometry
harriss spiral
games
cambridge
phd
statistics
fonts
turtles
raspberry pi
hyperbolic surfaces
matrices
matrix of cofactors
propositional calculus
realhats
datasaurus dozen
mathslogicbot
squares
european cup
pizza cutting
graphs
folding paper
hannah fry
chalkdust magazine
pascal's triangle
puzzles
chess
sport
numbers
stickers
geogebra
curvature
numerical analysis
quadrilaterals
books
wave scattering
pythagoras
determinants
golden ratio
plastic ratio
error bars
bubble bobble
reddit
convergence
speed
crochet
dataset
preconditioning
matrix of minors
go
logic
runge's phenomenon
flexagons
manchester science festival
news
rhombicuboctahedron
live stream
world cup
hats
interpolation
draughts
errors
graph theory
latex
video games
javascript
royal institution
gaussian elimination
youtube
probability
talking maths in public
binary
folding tube maps
golden spiral
matrix multiplication
finite group
platonic solids
mathsjam
christmas card
estimation
asteroids
correlation
ucl
tmip
Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
2024
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 (τ+e)-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
football
gather town
pascal's triangle
manchester
gaussian elimination
frobel
noughts and crosses
news
go
christmas card
hats
london underground
asteroids
talking maths in public
logs
puzzles
dataset
plastic ratio
approximation
wave scattering
determinants
geogebra
game of life
chebyshev
sobolev spaces
sorting
matrices
errors
guest posts
hexapawn
game show probability
folding tube maps
rugby
correlation
electromagnetic field
finite group
menace
matrix multiplication
gerry anderson
mathsjam
runge's phenomenon
sport
polynomials
national lottery
books
squares
newcastle
python
trigonometry
turtles
world cup
radio 4
simultaneous equations
quadrilaterals
chalkdust magazine
london
cambridge
stickers
draughts
numbers
logic
reddit
european cup
numerical analysis
hyperbolic surfaces
games
crochet
bubble bobble
craft
accuracy
interpolation
christmas
hannah fry
royal baby
dinosaurs
live stream
error bars
javascript
reuleaux polygons
wool
latex
coins
computational complexity
video games
martin gardner
mathslogicbot
mean
binary
exponential growth
matrix of minors
arithmetic
data visualisation
youtube
standard deviation
tennis
golden ratio
big internet math-off
dragon curves
platonic solids
preconditioning
bodmas
countdown
boundary element methods
fractals
edinburgh
pizza cutting
graphs
captain scarlet
pythagoras
sound
signorini conditions
geometry
graph theory
matt parker
a gamut of games
data
flexagons
inline code
oeis
braiding
php
propositional calculus
statistics
bempp
the aperiodical
advent calendar
crossnumber
datasaurus dozen
anscombe's quartet
matrix of cofactors
tmip
map projections
manchester science festival
24 hour maths
folding paper
convergence
mathsteroids
stirling numbers
curvature
royal institution
pac-man
dates
final fantasy
fonts
pi
zines
light
realhats
triangles
phd
logo
machine learning
harriss spiral
recursion
databet
cross stitch
palindromes
weather station
weak imposition
finite element method
nine men's morris
speed
estimation
probability
programming
people maths
pi approximation day
inverse matrices
ucl
rhombicuboctahedron
raspberry pi
fence posts
ternary
chess
golden spiral
misleading statistics
© Matthew Scroggs 2012–2024
on /blog/46