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.
2017-12-07
Should I worry one of my 3 digit answers contains a zero?
Neal
on
/blog/46
2017-12-07
@
Neal
: No, there may be zeroes in the three digit numbers (but you can discard these when solving the final logic puzzle as there are no zeros in the answer to that).
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 ((√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
chess
european cup
mathslogicbot
zines
raspberry pi
london
sound
advent calendar
pac-man
approximation
mean
anscombe's quartet
python
simultaneous equations
dataset
curvature
gerry anderson
christmas card
radio 4
bodmas
people maths
fence posts
php
dragon curves
cambridge
newcastle
game of life
weather station
data
manchester science festival
london underground
exponential growth
craft
signorini conditions
numbers
statistics
edinburgh
finite group
reddit
big internet math-off
manchester
matrices
geogebra
nine men's morris
golden ratio
fonts
hyperbolic surfaces
bempp
databet
electromagnetic field
wool
accuracy
polynomials
determinants
misleading statistics
puzzles
recursion
crossnumber
hexapawn
boundary element methods
interpolation
hannah fry
convergence
frobel
turtles
inline code
harriss spiral
palindromes
matrix of cofactors
propositional calculus
machine learning
map projections
ternary
geometry
chalkdust magazine
pascal's triangle
mathsteroids
sorting
stickers
martin gardner
logo
matt parker
graph theory
tmip
rugby
crochet
braiding
final fantasy
fractals
rhombicuboctahedron
squares
dates
logs
football
hats
platonic solids
triangles
bubble bobble
reuleaux polygons
phd
guest posts
asteroids
books
gather town
sobolev spaces
latex
sport
arithmetic
gaussian elimination
folding tube maps
mathsjam
game show probability
youtube
logic
folding paper
errors
speed
estimation
error bars
quadrilaterals
probability
tennis
pi
numerical analysis
the aperiodical
binary
light
graphs
world cup
inverse matrices
draughts
royal baby
trigonometry
dinosaurs
correlation
javascript
datasaurus dozen
matrix of minors
stirling numbers
cross stitch
chebyshev
programming
data visualisation
a gamut of games
pythagoras
weak imposition
news
golden spiral
ucl
menace
coins
noughts and crosses
plastic ratio
talking maths in public
go
standard deviation
matrix multiplication
pizza cutting
24 hour maths
countdown
preconditioning
games
captain scarlet
national lottery
christmas
pi approximation day
oeis
runge's phenomenon
flexagons
royal institution
computational complexity
video games
live stream
wave scattering
realhats
finite element method
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
recursion
final fantasy
platonic solids
databet
graphs
wool
datasaurus dozen
simultaneous equations
crochet
fence posts
inline code
finite group
pi
a gamut of games
people maths
oeis
electromagnetic field
correlation
logs
preconditioning
flexagons
plastic ratio
zines
hannah fry
football
numbers
determinants
mathsjam
edinburgh
matrix of cofactors
wave scattering
big internet math-off
graph theory
matt parker
the aperiodical
gaussian elimination
curvature
matrix multiplication
boundary element methods
signorini conditions
error bars
reddit
christmas card
world cup
books
hats
national lottery
harriss spiral
ternary
youtube
nine men's morris
logic
go
bubble bobble
trigonometry
manchester science festival
polynomials
golden ratio
pythagoras
menace
inverse matrices
chebyshev
noughts and crosses
cambridge
hyperbolic surfaces
matrices
speed
errors
statistics
finite element method
fractals
tmip
sport
advent calendar
bodmas
captain scarlet
hexapawn
convergence
manchester
pascal's triangle
weather station
numerical analysis
javascript
turtles
tennis
quadrilaterals
dataset
stirling numbers
gerry anderson
map projections
mathslogicbot
light
royal baby
misleading statistics
countdown
squares
sorting
frobel
rugby
coins
folding paper
folding tube maps
interpolation
exponential growth
draughts
game of life
estimation
chess
london underground
royal institution
accuracy
arithmetic
pi approximation day
propositional calculus
golden spiral
crossnumber
craft
talking maths in public
standard deviation
dragon curves
mathsteroids
phd
martin gardner
dinosaurs
probability
fonts
computational complexity
geometry
ucl
approximation
matrix of minors
sobolev spaces
runge's phenomenon
reuleaux polygons
cross stitch
rhombicuboctahedron
php
puzzles
live stream
games
dates
realhats
christmas
video games
game show probability
triangles
24 hour maths
sound
programming
data visualisation
python
weak imposition
latex
guest posts
binary
newcastle
chalkdust magazine
gather town
news
pizza cutting
machine learning
european cup
raspberry pi
geogebra
stickers
mean
london
radio 4
bempp
anscombe's quartet
logo
asteroids
pac-man
palindromes
data
braiding
© Matthew Scroggs 2012–2024
on /blog/46