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− | <math>E_\infty = \int_{-\infty}^\infty</math> | + | <math>E_\infty = \int_{-\infty}^\infty |x(t)|^2\dt</math> |
Revision as of 10:23, 21 June 2009
$ E_\infty = \int_{-\infty}^\infty |x(t)|^2\dt $
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− | <math>E_\infty = \int_{-\infty}^\infty</math> | + | <math>E_\infty = \int_{-\infty}^\infty |x(t)|^2\dt</math> |
$ E_\infty = \int_{-\infty}^\infty |x(t)|^2\dt $