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== If <math>E_\infty</math> is ''finite'', then <math>P_\infty</math> is ''zero'' == | == If <math>E_\infty</math> is ''finite'', then <math>P_\infty</math> is ''zero'' == | ||
| − | <math>P_\infty \equiv</math> | + | <math>P_\infty\equiv\lim_{T\to\infty}\frac{1}{2T}\int_{-T}^T|x(t)|dt</math> |
Revision as of 08:39, 17 June 2009
If $ E_\infty $ is finite, then $ P_\infty $ is zero
$ P_\infty\equiv\lim_{T\to\infty}\frac{1}{2T}\int_{-T}^T|x(t)|dt $
