Re: Solid State Tesla Coil Book Available

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

> If I remember correctly (it's been over 50 years) calculation of the
> capacitance of an isolated torus was a student's problem in Smythe's
> "Electricity and Magnetism".  Solution involved Legendre integrals and I
> never saw a successful answer.  There may be no closed-form solution.
>

I seem to recall (I can't recall where.. perhaps Feynman lectures?) a
discussion that it doesn't have a closed form solution, and, in fact, a
proof of that.