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Comments in green were written by me. Comments in blue were not written by me.
2024-12-23
For Day 23: "so that every 9×9 block of squares in the grid contains" perhaps should read "so that every 3×3 block of 9 squares in the grid contains"
Dr. Matrix
on
/blog/111
×1
2024-12-23
@
Dr. Matrix
: Thanks, I've corrected it
Matthew
on
/blog/111
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Proving a conjecture
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Harriss and other spirals
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Runge's Phenomenon
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World Cup stickers 2018, pt. 3
Mathsteroids
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A bad Puzzle for Today
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Building MENACEs for other games
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A 20,000-to-1 baby?
World Cup stickers 2018
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Origins of World War I
Christmas (2017) is over
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Christmas (2017) is coming!
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Big Ben Strikes Again
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The end of coins of constant width
Dragon curves II
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The importance of estimation error
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Is MEDUSA the new BODMAS?
2016
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Christmas (2016) is over
Video game surfaces
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Christmas (2016) is coming!
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Logical contradictions
Palindromic dates
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Tube map kaleidocycles
Jul 2016
Solving the cross diagonal cover problem
Jun 2016
Braiding, pt. 2
Braiding, pt. 1
Making names in Life
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Euro 2016 stickers
Mar 2016
Proving Pythagoras' theorem
Dragon curves
The
Mathematical Games
of Martin Gardner
Jan 2016
Christmas (2015) is over
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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
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Optimal Pac-Man
Tube map stellated rhombicuboctahedron
Logic bot, pt. 2
Design your own flexagon
Jan 2015
Tube map Platonic solids, pt. 3
2014
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Logic bot
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Electromagnetic Field talk
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Tennis maths
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World Cup stickers
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Countdown probability, pt. 2
Countdown probability
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New machine unfriendly £1 coin, pt. 2
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2013
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Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
▼ show ▼
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Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
royal institution
game of life
numerical analysis
tmip
dinosaurs
graph theory
weather station
pi approximation day
24 hour maths
crossnumber
live stream
matrix of cofactors
accuracy
boundary element methods
mathsteroids
golden spiral
standard deviation
talking maths in public
datasaurus dozen
curvature
ternary
fractals
computational complexity
newcastle
cross stitch
stickers
machine learning
php
the aperiodical
nine men's morris
cambridge
triangles
flexagons
interpolation
regular expressions
numbers
dataset
fence posts
realhats
data
big internet math-off
asteroids
data visualisation
matt parker
mathslogicbot
raspberry pi
chess
folding paper
mathsjam
statistics
logs
craft
news
anscombe's quartet
pac-man
reuleaux polygons
logic
tennis
phd
inline code
platonic solids
runge's phenomenon
game show probability
bodmas
crossnumbers
martin gardner
dates
bempp
edinburgh
errors
friendly squares
guest posts
fonts
london underground
puzzles
pi
finite group
gaussian elimination
sport
london
databet
golden ratio
oeis
geometry
exponential growth
signorini conditions
zines
sound
simultaneous equations
royal baby
advent calendar
christmas card
approximation
braiding
harriss spiral
preconditioning
electromagnetic field
hannah fry
sobolev spaces
matrix multiplication
correlation
matrix of minors
video games
menace
countdown
python
error bars
map projections
determinants
hats
pizza cutting
estimation
bubble bobble
convergence
plastic ratio
dragon curves
light
polynomials
chebyshev
youtube
people maths
sorting
probability
books
hyperbolic surfaces
gather town
kings
pythagoras
mean
wool
captain scarlet
gerry anderson
frobel
crochet
folding tube maps
ucl
latex
a gamut of games
squares
trigonometry
speed
reddit
wave scattering
radio 4
logo
go
binary
hexapawn
christmas
noughts and crosses
rhombicuboctahedron
european cup
matrices
palindromes
arithmetic
world cup
final fantasy
geogebra
games
misleading statistics
pascal's triangle
javascript
chalkdust magazine
programming
inverse matrices
graphs
propositional calculus
turtles
quadrilaterals
recursion
weak imposition
stirling numbers
crosswords
national lottery
bots
finite element method
football
manchester science festival
draughts
coins
rugby
manchester
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