spherical cow
May 2, 2012
I wanted to make sure people knew the background on spherical cow:
http://en.wikipedia.org/wiki/Spherical_cow
having worked as a sysadmin in a physics department this was a bit of a running gag so the name amuses me.
It was good to be amused by things while working in the physics dept 
May 16, 2012 at 2:26 am
Having never progressed much beyond high school physics, I am further forced to assume spherical cows of uniform density.