[sdiy] A little OT, Begging a hand

[Ian Fritz]

At 03:03 PM 2/8/2011, David G. Dixon wrote:

>We're down to five unknowns, but we still only have four linear equations.
>The fact that R1 + R2 + R3 = K doesn't help us much, because the system of
>linear equations for this problem is actually written in terms of
>conductances:

But in the end R1+R2+R3 = K  *must* be satisfied. So all three are not 
independent.