mathematics

A powerless time

After six nights in the dark, my power returned last night. I am immensely grateful that my house escaped the widespread devastation that can be found in my community. I've posted my photos of the devastation and its aftermath to Flickr; I did not seek out damage for photography purposes, but it was everywhere I went. it took a few days to rescue Tenzing from the vet's, thanks to this mess in front of their building:

May 4, 2011

Penrose quilting?

Like I needed a new obsession.

On Friday afternoon, Jacob introduced me to Penrose tilings, which were entirely new to me. I was completely fascinated, running off in a multitude of directions to learn about things like 'aperiodic tilings' and tile patterns in Islamic architecture, and by Saturday I was hooked.

March 29, 2010

The talisman arpeggio

"I'd noticed that when you were working with numbers you often wiggled your fingers."

A very simple motion, that. Look away momentarily and it is easily missed: an arpeggio played from left pinky to left thumb, and occasionally even crossing over to the right hand. What am I doing?

I'm multiplying.

August 1, 2001