On Feb 10, 2008, at 7:42 PM, Michael Hart wrote:

> Looks like the PSOSubpopulation.java file may not have been  
> committed to CVS post minGene/maxGene updates.

It's worse than that: I'd neglected to include it in our Makefile in  
recent changes and so never saw that it was not compiling.  I've done  
a recommit, it looks like your patch is right.