Daniel Fischer wrote:
> One question: the energy of the system should be constant - that little
> physics I know. What I don't know is whether the change in energy in this
> simulation is within usual, reasonable bounds or not. If not, is it due to a
> too long time interval or should one use a more sophisticated algorithm?
The change in energy is from round-off error caused by floating point
arithmetic. For this particular test, the shootout requires everyone to use the
same algorithm. So the error is expected.
Greg Buchholz
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