On Thu, 25 Nov 1999, Sandberg wrote:
 
Read Mach, the explanation is quite clear.  There are no preferred intertial
frames, therefore any point in space can be considered the center.  Remember
> eric.van.den.belt@philips.com writes:
> 
> > In an open space there is no centre. Any point can be appointed. You just adapt 
> > the formulas and the universe rotates around the Earth.
> 
> Would you be so kind to make a pirouette? I ought to feel the
> centipetal acceleration from that here in Sweden if you are right.
S. Stickle
Systems Administrator
Corporation for Enterprise Development