Ron Eglash: African fractals, in buildings and braids
Nice! I have little tricks for doing arithmetic quickly in my head, but that just blew my mind.
I went to college with Art, he’s been doing this schtick for about 25 years, it’s darned impressive.
if you care to look at my blog for 29th Feb 2008, the URL is
I show my readers how to take integer cube roots of e.g. six digit numbers , IN THEIR HEADS, faster than most people can enter the 6 digits in a calculator. Go try it
Current ye@r *
Leave this field empty
Notify me of follow-up comments by email.
Notify me of new posts by email.
Notify me of followup comments via E-Mail.
A novel by Greg Laden ...
Read my posts on climate change and related topics.
Enter your email address to subscribe to this blog and receive endless notifications of new posts by email.