Hi,

I was wondering whether there is any simplification available to find roots for something like

$\displaystyle

\sum_{j=0}^n A_j(t) = 0.

$

where,

$\displaystyle

A_n(t) = \frac{p_{n2} t^2 + p_{n1} t + p_{n0}}{q_{n2} t^2 + q_{n1} t + q_{n0}}

$

Thanks