Rayliegh's Theorem

Rayliegh's Theorem is derived from the equation for Energy

• $W=\int _{-\infty }^{\infty }p(t)\,dt$

If we assume that the circuit is a Thevin equavalent then $p(t)={\frac {x^{2}(t)}{R_{L}}}$ for matters of simplicity we can assume $R_{L}=1\Omega$