mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
↓ ☰ ↓
Click here to win
prizes
by solving the
mscroggs.co.uk
puzzle Advent calendar.
Click here to win
prizes
by solving the
mscroggs.co.uk
puzzle Advent calendar.
subscribe
Loading image...
Comment
Comments
Comments in green were written by me. Comments in blue were not written by me.
2022-12-24
Always enjoy your puzzles Mathew, Thank you!
Merrilyn
on
/blog/97
×3
×1
×1
×1
×1
2022-12-25
@
Merrilyn
: I fully agree. The puzzles were great fun. Thanks Matthew!
(anonymous)
on
/blog/97
×3
×1
×1
×1
×1
Archive
Show me a random blog post
2024
Dec 2024
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 -3+e+g-τ-√2 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
preconditioning
triangles
craft
geometry
captain scarlet
probability
chalkdust magazine
24 hour maths
computational complexity
mathsjam
latex
squares
determinants
dataset
people maths
frobel
european cup
books
runge's phenomenon
oeis
harriss spiral
finite group
standard deviation
advent calendar
pi
matrix of cofactors
convergence
curvature
the aperiodical
sound
inverse matrices
simultaneous equations
graph theory
dinosaurs
weak imposition
realhats
noughts and crosses
draughts
game show probability
pythagoras
speed
reuleaux polygons
bots
turtles
data
pascal's triangle
dates
live stream
error bars
trigonometry
weather station
cross stitch
logs
menace
crochet
arithmetic
statistics
databet
puzzles
video games
fonts
raspberry pi
stickers
platonic solids
accuracy
nine men's morris
golden spiral
palindromes
wave scattering
hyperbolic surfaces
javascript
gaussian elimination
fractals
stirling numbers
final fantasy
royal institution
mean
tmip
crossnumber
world cup
dragon curves
flexagons
interpolation
coins
ternary
gerry anderson
golden ratio
pizza cutting
exponential growth
programming
tennis
php
recursion
talking maths in public
chebyshev
numbers
rugby
approximation
hannah fry
manchester science festival
asteroids
sobolev spaces
bubble bobble
martin gardner
christmas card
matrix multiplication
correlation
london underground
countdown
football
numerical analysis
sport
zines
braiding
boundary element methods
data visualisation
mathslogicbot
news
ucl
propositional calculus
logic
signorini conditions
go
game of life
light
geogebra
wool
electromagnetic field
misleading statistics
bodmas
hexapawn
python
royal baby
london
bempp
logo
pac-man
machine learning
binary
finite element method
christmas
chess
phd
errors
matrix of minors
folding tube maps
graphs
radio 4
datasaurus dozen
edinburgh
manchester
guest posts
matt parker
national lottery
reddit
youtube
cambridge
quadrilaterals
hats
polynomials
pi approximation day
estimation
fence posts
matrices
plastic ratio
a gamut of games
games
sorting
inline code
gather town
map projections
big internet math-off
anscombe's quartet
folding paper
newcastle
mathsteroids
rhombicuboctahedron
Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
2024
Dec 2024
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 -3+e+g-τ-√2 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
statistics
correlation
determinants
triangles
datasaurus dozen
light
platonic solids
ucl
anscombe's quartet
game show probability
wool
databet
golden spiral
royal institution
inverse matrices
wave scattering
newcastle
quadrilaterals
big internet math-off
weather station
data visualisation
standard deviation
errors
final fantasy
geogebra
draughts
advent calendar
youtube
logo
fence posts
graph theory
phd
sound
sorting
reuleaux polygons
error bars
sobolev spaces
estimation
pac-man
plastic ratio
trigonometry
24 hour maths
dataset
tmip
zines
matt parker
noughts and crosses
latex
european cup
python
gerry anderson
london underground
football
christmas card
approximation
crochet
probability
bodmas
hexapawn
finite group
sport
numbers
pizza cutting
bempp
matrices
gaussian elimination
rhombicuboctahedron
numerical analysis
propositional calculus
a gamut of games
reddit
chalkdust magazine
ternary
interpolation
turtles
squares
guest posts
dates
games
the aperiodical
bots
cross stitch
speed
hyperbolic surfaces
tennis
logic
captain scarlet
manchester
fractals
nine men's morris
martin gardner
signorini conditions
misleading statistics
matrix of minors
polynomials
runge's phenomenon
stickers
graphs
machine learning
crossnumber
palindromes
people maths
frobel
pi approximation day
folding paper
mathslogicbot
hannah fry
boundary element methods
national lottery
inline code
mathsjam
flexagons
matrix multiplication
realhats
matrix of cofactors
folding tube maps
finite element method
countdown
exponential growth
data
talking maths in public
recursion
binary
dinosaurs
menace
bubble bobble
programming
dragon curves
pi
stirling numbers
map projections
go
radio 4
game of life
coins
logs
arithmetic
hats
cambridge
pythagoras
world cup
accuracy
rugby
golden ratio
php
mean
craft
computational complexity
braiding
pascal's triangle
puzzles
electromagnetic field
news
preconditioning
weak imposition
fonts
royal baby
oeis
curvature
simultaneous equations
edinburgh
geometry
convergence
asteroids
mathsteroids
raspberry pi
chess
christmas
harriss spiral
javascript
gather town
video games
manchester science festival
books
live stream
chebyshev
london
© Matthew Scroggs 2012–2024
on /blog/97