William C. Keel wrote:
Cool! Mind if I refer to it now and then when I write my essays?

Well, that was part of the idea of putting them out there...

Ahh...well, you might not have had me *specifically* in mind, but I'm
touched just the same.

One of these days (like the next term it's my term to teach that
course) I may expand that and put all the math into HTML.

I keep telling myself that, too.

Brian Tung
The Astronomy Corner at http://astro.isi.edu/
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