[btowngar]

There's three to four minutes of reading in this article, possibly less if you're familiar with the concepts.

It would be great if users were required to click on the actual article and wait a certain length of time before commenting.

[xlayn]

I did read it. Probably wording didn't help. I see it as the "Newton's method" for finding roots that is know to have the problem of local maximum; you can see different initial values for finding root as R&D.