32 bit or 64 bit?

[Phil Hobbs]

ram.rachum at gmail.com wrote:
> 
> That was suggested. Problem is, that sometimes the velocities are near
> zero. So this solution, by itself, is not general enough.

Are you sure?  I sort of doubt that you're spending zillions of 
iterations getting closer and closer to zero.   It would be worth 
actually doing the error analysis and finding out.

Cheers,

Phil Hobbs