[CIG-LONG] Re: Cumulative strain history in Gale et alia - Stokes example

[Walter Landry]

Christoph Schrank <schrank at geology.utoronto.ca> wrote:
> I found it surprising that the ball sank faster than in the
> analytical solution. Anyways, here is a graph of non-dimensional
> velocity over time. It also includes a run in Ellipsis. The latter
> experiment represents an example from an earlier series of
> experiments with a shorter pipe (aspect ratio 1) and an initial
> position of the ball closer to the surface (hence the acceleration
> on both ends of the curve). Other than that, all parameters are
> identical.

I have looked into this, and I could not find a simple fix.  Could you
give me a reference for the analytic solution?  It would clarify
exactly what is supposed to be happening.

Thanks,
Walter Landry
walter at geodynamics.org