Venn Who?

Aug. 12th, 2012 01:29 pm
swestrup: (Default)
[personal profile] swestrup
Once upon a time, ages ago, long before Wikipedia. Before even the web, I used to try to invent four-set and five-set Venn diagrams. They were intended for things like mapping the quasi-elemental planes in D&D, or for coming up with new alchemical systems for D&D. I never succeeded. Today a quick google search produced this:



and this



The reason the 5-set version looks better is that 5 is prime, and there are only nice solutions with rotational symmetry for prime numbers of sets. Not that said solutions are easy to find. I was reminded to look up symmetrical Venn diagrams because they now go up to 11, but with 11 sets, there are 2^11-1 = 2047 intersections, so its kinda complex:

From:
Anonymous( )Anonymous This account has disabled anonymous posting.
OpenID( )OpenID You can comment on this post while signed in with an account from many other sites, once you have confirmed your email address. Sign in using OpenID.
User
Account name:
Password:
If you don't have an account you can create one now.
Subject:
HTML doesn't work in the subject.

Message:

 
Notice: This account is set to log the IP addresses of everyone who comments.
Links will be displayed as unclickable URLs to help prevent spam.

January 2017

S M T W T F S
1234567
891011121314
15161718192021
22232425262728
293031    

Most Popular Tags

Style Credit

Expand Cut Tags

No cut tags
Page generated Jul. 23rd, 2017 12:37 am
Powered by Dreamwidth Studios