Tag Archive: Mathematics

How do shapes fill space?

One of my main activities at the moment is making toys and materials for an interactive tilings and geometry exhibit at the this year’s Royal Society Summer Science Exhibition.  The title is above.… Continue reading

WoW 7: The secret life of numbers

Numbers are one hell of a powerful idea, and some idea of them seems to predate a lot of other intelligence traits. Even young chicks have some ability to count. (this story was… Continue reading

WoW 6: Gorgeous 4d graphics

At some point I should write something about 4d polytopes. They are an incredible work of the human imagination. There are a few places you can find good information on them, just google… Continue reading

WoW 5: Finding numbers

Apologies for no website last week, as you can see from my last post but one I was a little busy. This week we have a technical site, Plouffe’s Inverter, one of those… Continue reading

Unscheduled Post: Subtlety and swine flu

The difference between stupid and intelligent people–and this is true whether or not they are well-educated–is that intelligent people can handle subtlety. They are not baffled by ambiguous or even contradictory situations–in fact,… Continue reading

Building Mathematics: Sculpture system No. 5

[Update 15/1/10: More pictures (in the snow!) now up] [Update 16/3/10: A second sculpture built in Newcastle] [Update 13/5/10: Volcanic background] Can you get children and young people to build mathematical scultptures in… Continue reading

Unscheduled Post: Penrose vs Zeilberger

Being able to see the searches people use to arrive at Maxwell’s Demon can be quite amusing.  Two hardy souls even managed to come from a search for Mathematics. Just how deep in… Continue reading

WoW 4: Fractals

I am often a bit rude about fractal art.  With the right software it becomes easy to create interesting, attractive, complicated images without much thought to what is happening.  It is unfair but… Continue reading

Unscheduled Post: Hyperbolic Polydron

What happens when you put seven equilateral triangles round a point?   Inspired by sumidiot who was himself inspired by division by zero who were making paper hyperbolic soccer balls, I thought I would put… Continue reading

WoW 3: Integer Sequences

Having had a couple of more obscure sites, I thought I would put in an absolute classic: The Encyclopedia of Integer Sequences.  This wonderful resource shows the immense power of online databases.  A geeky… Continue reading

Angle sum formulae

Only a short post this week.  I am on holiday for a few days from tomorrow.  Yippee! In playing with algebraic equations I found myself wanting the angle sum formulae: Being a forgetful… Continue reading

Unscheduled Post: Visualising 3D

I cannot resist replying to a post in Cosmic Variance: Why Can’t We Visualize More Than Three Dimensions? The comments section says much of this already, in addition to the wonderful: Your better off… Continue reading