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.
2019-12-17
Thanks for the feedback. (I now understand the need for redaction). My son sent me your link as a Xmas present. I must think of an appropriate retaliation. (What is a PDF?)Think I've fixed 1,6 and 9....8 eludes me, for the moment.
Rob
on
/blog/70
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 ((√3-√2)+(π-e))+4 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
light
estimation
golden ratio
manchester science festival
go
game of life
game show probability
sobolev spaces
anscombe's quartet
nine men's morris
geogebra
interpolation
sound
pythagoras
correlation
people maths
advent calendar
football
triangles
propositional calculus
signorini conditions
menace
numerical analysis
runge's phenomenon
geometry
plastic ratio
zines
chess
trigonometry
world cup
news
computational complexity
radio 4
determinants
fence posts
logo
dinosaurs
reuleaux polygons
fractals
newcastle
preconditioning
numbers
curvature
folding paper
ucl
map projections
convergence
turtles
hats
guest posts
errors
accuracy
matrices
probability
dates
youtube
the aperiodical
phd
bempp
martin gardner
christmas card
asteroids
books
weak imposition
chebyshev
programming
hyperbolic surfaces
rugby
hexapawn
mean
php
reddit
inverse matrices
javascript
harriss spiral
braiding
matrix of minors
video games
stickers
polynomials
sport
wool
approximation
royal institution
pac-man
pi
databet
tmip
hannah fry
rhombicuboctahedron
quadrilaterals
logic
error bars
matrix multiplication
bubble bobble
christmas
boundary element methods
final fantasy
pascal's triangle
misleading statistics
big internet math-off
matt parker
statistics
machine learning
gaussian elimination
london underground
data
graph theory
crossnumber
exponential growth
latex
ternary
captain scarlet
weather station
games
dragon curves
stirling numbers
golden spiral
logs
flexagons
countdown
electromagnetic field
wave scattering
edinburgh
raspberry pi
squares
sorting
python
noughts and crosses
gerry anderson
datasaurus dozen
draughts
platonic solids
frobel
finite group
coins
cross stitch
folding tube maps
binary
talking maths in public
a gamut of games
dataset
pizza cutting
mathsjam
royal baby
puzzles
mathslogicbot
matrix of cofactors
simultaneous equations
tennis
cambridge
palindromes
chalkdust magazine
craft
fonts
24 hour maths
graphs
manchester
mathsteroids
london
european cup
data visualisation
arithmetic
pi approximation day
standard deviation
speed
gather town
realhats
finite element method
crochet
oeis
recursion
bodmas
inline code
national lottery
live stream
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 ((√3-√2)+(π-e))+4 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
hats
flexagons
countdown
pi approximation day
fractals
matrices
sound
sobolev spaces
pac-man
european cup
trigonometry
gaussian elimination
dataset
nine men's morris
machine learning
draughts
advent calendar
hyperbolic surfaces
royal institution
news
weather station
video games
mean
standard deviation
pascal's triangle
a gamut of games
captain scarlet
preconditioning
approximation
anscombe's quartet
squares
games
finite element method
dinosaurs
finite group
frobel
radio 4
statistics
oeis
matt parker
christmas card
misleading statistics
datasaurus dozen
php
geometry
braiding
electromagnetic field
propositional calculus
noughts and crosses
numerical analysis
programming
24 hour maths
sorting
folding tube maps
world cup
craft
javascript
arithmetic
logic
matrix of minors
ucl
youtube
geogebra
rhombicuboctahedron
talking maths in public
graphs
hannah fry
sport
menace
hexapawn
phd
bubble bobble
cross stitch
binary
realhats
go
numbers
live stream
pi
inverse matrices
quadrilaterals
runge's phenomenon
data visualisation
fonts
tennis
exponential growth
game of life
london underground
football
stirling numbers
big internet math-off
simultaneous equations
ternary
stickers
people maths
errors
christmas
map projections
rugby
chebyshev
latex
inline code
game show probability
graph theory
interpolation
asteroids
the aperiodical
platonic solids
royal baby
zines
chalkdust magazine
bodmas
computational complexity
wool
golden ratio
databet
signorini conditions
data
matrix of cofactors
fence posts
tmip
golden spiral
weak imposition
pythagoras
mathsteroids
reddit
harriss spiral
national lottery
london
manchester science festival
logo
final fantasy
matrix multiplication
convergence
books
polynomials
guest posts
folding paper
bempp
curvature
reuleaux polygons
accuracy
newcastle
gather town
chess
palindromes
martin gardner
cambridge
recursion
light
manchester
probability
raspberry pi
plastic ratio
pizza cutting
crossnumber
dates
wave scattering
correlation
triangles
dragon curves
python
logs
speed
mathslogicbot
estimation
gerry anderson
crochet
determinants
coins
error bars
edinburgh
turtles
mathsjam
boundary element methods
puzzles
© Matthew Scroggs 2012–2024
on /blog/70