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Comments in green were written by me. Comments in blue were not written by me.
2018-12-10
Great puzzle problems! Hint on #9: try starting with an analogous problem using smaller numbers (e.g.
3a + 10b
). This helped me to see what I had to do more generally.
Noah
on
/blog/59
×1
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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
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Proving a conjecture
Apr 2019
Harriss and other spirals
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realhats
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Christmas cross stitch
MENACE in fiction
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Christmas (2018) is coming!
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Runge's Phenomenon
Jul 2018
World Cup stickers 2018, pt. 3
Mathsteroids
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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 ▼
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Dec 2017
Christmas card 2017
Nov 2017
Christmas (2017) is coming!
MENACE at Manchester Science Festival
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Big Ben Strikes Again
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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 ▼
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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 ▲
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Logic bot
Sep 2014
Electromagnetic Field talk
Jun 2014
Tennis maths
May 2014
World Cup stickers
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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
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▲ hide ▲
Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
matrix of cofactors
pythagoras
gerry anderson
chebyshev
matrix of minors
fonts
live stream
fence posts
platonic solids
royal baby
light
mathslogicbot
graph theory
national lottery
finite element method
triangles
trigonometry
standard deviation
sound
folding paper
accuracy
football
dinosaurs
ucl
binary
games
rhombicuboctahedron
dates
inverse matrices
newcastle
tennis
numerical analysis
nine men's morris
wool
convergence
oeis
php
sport
zines
pizza cutting
go
talking maths in public
estimation
mean
propositional calculus
puzzles
weather station
squares
gaussian elimination
advent calendar
manchester science festival
matt parker
london
statistics
data visualisation
game show probability
numbers
machine learning
radio 4
braiding
martin gardner
cambridge
european cup
christmas
final fantasy
sobolev spaces
misleading statistics
turtles
curvature
anscombe's quartet
crochet
phd
sorting
logic
youtube
big internet math-off
draughts
signorini conditions
flexagons
edinburgh
electromagnetic field
chalkdust magazine
error bars
reuleaux polygons
hats
computational complexity
coins
geometry
python
cross stitch
folding tube maps
golden ratio
mathsteroids
inline code
geogebra
pac-man
chess
mathsjam
24 hour maths
recursion
matrix multiplication
game of life
errors
bodmas
hexapawn
bubble bobble
gather town
pi
guest posts
bempp
probability
finite group
simultaneous equations
plastic ratio
exponential growth
speed
rugby
quadrilaterals
logs
logo
asteroids
tmip
realhats
noughts and crosses
datasaurus dozen
programming
harriss spiral
pascal's triangle
raspberry pi
matrices
people maths
ternary
a gamut of games
books
royal institution
stirling numbers
reddit
arithmetic
javascript
runge's phenomenon
interpolation
the aperiodical
preconditioning
menace
correlation
wave scattering
polynomials
golden spiral
latex
video games
craft
manchester
fractals
christmas card
data
countdown
graphs
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frobel
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approximation
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