On 17 Jul 2008, at 13:55, Ann wrote:
> I wonder if Scott Russell was the first to identify a Soliton? have a
> look
> at http://www.ma.hw.ac.uk/~chris/scott_russell.html
>
Wikipedia agrees, defining a soliton thus:
> In mathematics and physics, a soliton is a self-reinforcing solitary
> wave (a wave packet or pulse) that maintains its shape while it
> travels at constant speed. Solitons are caused by a cancellation of
> nonlinear and dispersive effects in the medium. "Dispersive effects"
> refer to dispersion relations between the frequency and the speed of
> the waves. Solitons arise as the solutions of a widespread class of
> weakly nonlinear dispersive partial differential equations describing
> physical systems. The soliton phenomenon was first described by John
> Scott Russell (1808–1882) who observed a solitary wave in the Union
> Canal in Scotland. He reproduced the phenomenon in a wave tank and
> named it the "Wave of Translation".
––
All the best
Bruce
There are no strangers on the cut, only boaters we've yet to meet.
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