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Comments in green were written by me. Comments in blue were not written by me.
2016-12-20
@
Dan Whitman
: Find the difference between the original number and the reverse of the original. Call this difference \(a\). Next add \(a\) to the reverse of \(a\)...
Matthew
on
/blog/37
×1
2016-12-20
@
Matthew
: Thank you for the prompt response! It makes sense now and perhaps I should have read a little closer!
Dan Whitman
on
/blog/37
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A nonogram alphabet
Mar 2025
How to write a crossnumber
Jan 2025
Christmas (2024) is over
Friendly squares
2024
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A regular expression Christmas puzzle
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Chalkdust issue 17
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Logo Asteroids
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Mathsteroids on hyperbolic surfaces
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The databet
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Christmas (2022) is over
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▼ show ▼
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Dec 2022
Off-by-one errors
Christmas card 2022
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Christmas (2022) is coming!
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24 Hour Maths Game Show
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Approximating π
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Build your own MENACE
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Christmas (2021) is coming!
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Close encounters of the second kind
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Christmas (2020) is over
2020
▼ show ▼
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -1+π 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
draughts
pokémon
accuracy
pac-man
chalkdust magazine
mathslogicbot
manchester
numerical analysis
advent calendar
flexagons
noughts and crosses
royal institution
coventry
simultaneous equations
geometry
youtube
datasaurus dozen
matrices
arrangement puzzles
boundary element methods
crosswords
martin gardner
runge's phenomenon
go
partridge puzzle
pokémon wordle
crossnumber
friendly squares
coins
fonts
big internet math-off
weak imposition
pascal's triangle
logic
hats
bodmas
data
24 hour maths
convergence
realhats
christmas
frobel
world cup
data visualisation
binary
correlation
wordle
craft
hannah fry
gather town
pi
radio 4
speed
live stream
squares
reuleaux polygons
probability
finite element method
fence posts
european cup
geogebra
the aperiodical
propositional calculus
mean
dinosaurs
menace
light
countdown
london
game of life
curvature
pizza cutting
warwick
news
alphabets
recursion
sound
arithmetic
bots
tmip
tetris
cross stitch
latex
rugby
weather station
newcastle
exponential growth
asteroids
reddit
ucl
estimation
folding tube maps
zines
determinants
gaussian elimination
errors
london underground
video games
tennis
polynomials
mathsjam
graph theory
a gamut of games
matrix of minors
nonograms
national lottery
bubble bobble
raspberry pi
preconditioning
numbers
chess
captain scarlet
matrix multiplication
hyperbolic surfaces
finite group
rhombicuboctahedron
dates
royal baby
christmas card
thirteen
triangles
graphs
final fantasy
braiding
dragon curves
python
puzzles
talking maths in public
signorini conditions
dataset
games
programming
javascript
trigonometry
sorting
sobolev spaces
nine men's morris
databet
ternary
matrix of cofactors
fractals
gerry anderson
inline code
turtles
hexapawn
wool
pi approximation day
people maths
wave scattering
cambridge
map projections
platonic solids
bluesky
standard deviation
computational complexity
anscombe's quartet
electromagnetic field
golden spiral
crochet
plastic ratio
approximation
pythagoras
manchester science festival
folding paper
edinburgh
kings
chebyshev
harriss spiral
regular expressions
inverse matrices
matt parker
mathsteroids
statistics
phd
quadrilaterals
kenilworth
interpolation
logo
misleading statistics
crossnumbers
error bars
rust
oeis
php
sport
game show probability
golden ratio
books
palindromes
stirling numbers
bempp
guest posts
football
stickers
logs
machine learning
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