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Comments in green were written by me. Comments in blue were not written by me.
2016-01-16
Are you sure
http://www.mscroggs.co.uk/puzzles/126
have unique solutions. See e.g.
http://cryptarithms.awardspace.us/solv...
which gives lots of solutions
stephan
on
/blog/24
2016-07-14
@
stephan
: It looks like the code I wrote to check the solutions were unique contained errors. This might explain why first question was very difficult to solve with logic alone.
Matthew
on
/blog/24
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Archive
Show me a random blog post
▼ show ▼
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2020
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
tmip
asteroids
reuleaux polygons
geometry
game show probability
big internet math-off
bubble bobble
tennis
radio 4
bodmas
plastic ratio
nine men's morris
countdown
folding paper
sorting
manchester science festival
chalkdust magazine
sound
hats
game of life
sobolev spaces
mathsteroids
european cup
trigonometry
electromagnetic field
realhats
cambridge
advent calendar
news
signorini conditions
convergence
oeis
braiding
computational complexity
rhombicuboctahedron
sport
royal institution
machine learning
dataset
arithmetic
graphs
puzzles
fractals
dates
national lottery
cross stitch
golden spiral
pac-man
books
finite element method
folding tube maps
binary
mathsjam
raspberry pi
go
final fantasy
noughts and crosses
twitter
frobel
golden ratio
light
draughts
ternary
data visualisation
pizza cutting
mathslogicbot
inverse matrices
captain scarlet
matrices
hexapawn
logic
misleading statistics
wool
world cup
interpolation
ucl
determinants
accuracy
palindromes
dragon curves
coins
harriss spiral
craft
a gamut of games
football
triangles
matt parker
map projections
boundary element methods
royal baby
python
estimation
phd
london underground
graph theory
probability
chess
manchester
matrix multiplication
menace
games
christmas
reddit
matrix of minors
flexagons
talking maths in public
inline code
javascript
gerry anderson
the aperiodical
video games
weather station
error bars
statistics
speed
gaussian elimination
london
propositional calculus
bempp
matrix of cofactors
hannah fry
wave scattering
exponential growth
platonic solids
php
curvature
approximation
christmas card
pythagoras
stickers
numerical analysis
simultaneous equations
weak imposition
latex
rugby
polynomials
preconditioning
logs
programming
data
people maths
chebyshev
martin gardner
© Matthew Scroggs 2012–2020

2016-01-16on /blog/24