the problem is x=(f)log(f) and i have to solve for f.....any ideas...i've hit about 10 road blacks haha
how about using the Lambert W Function?
$\displaystyle x = f \ln f$
$\displaystyle \Rightarrow x = \ln f^f$
$\displaystyle \Rightarrow e^x = f^f$
now see post #3 here