On Feb 6, 5:30 pm, "T.M. Sommers" <tmsomme...@gmail.com> wrote:

...

> It most obviously is not. Kindly write down your version of Maxwell's
> equations that would allow such a silly result.
> 
> --
> T.M. Sommers -- ab2sb

Maxwell’ waves cannot be contained in the tube. In any case, Maxwell’s
equations do not predict waves. Solution to Maxwell’s equations can be
localized oscillating fields. Wave propagation is assumed. These waves
are spherical.