On Tue, May 31, 2011 at 4:11 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Do gistchoose et al expect the triangle function to obey the triangle
>> inequality?
>
> Don't think so.
>
I guess it was obvious but that was "expect the *penalty* function to
obey the triangle inequality"
--
greg