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Wave Propagation in Linear Media | re-examined

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Figu<strong>re</strong> 4.5: Evolution of the probability density P = j j of a f<strong>re</strong>ely mov<strong>in</strong>g wave packet (4.14) with<br />

<strong>in</strong>itially <strong>re</strong>ctangular shape for the parameters k =3and =0:8.<br />

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