On Wed, 5 Jun 2002, William S. Maddux wrote: > Still, there has been a fair amount of 'freeze-thaw-freeze-thaw .....' > action. Perhaps it helps that the earth fill inside is similar to its > surroundings, including thermally, and that the smooth, > cylindrically-walled jars do not convert depth-dependent differences > in horizontal compressive forces into vertical vectors? > > Bill Maddux
That's what I love about htis group: A nice eclectic mix of sciences, mathematics, and practical engineering! Superb analysism Bill! Dave 37.29N 121.97W -
