-sqrt()- can be much faster than powering to 0.5.
Nick
[email protected]
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On Behalf Of David Airey
> Sent: 20 August 2007 15:13
> To: [email protected]
> Subject: st: re: statsby slowness
>
>
> .
>
> These improvements sped up obtaining my 22,000 spearman correlations
> to 45 seconds, from 50 something. Very nice! Thank you. I had
> forgotten to look for all "in" versus "if" substitutions I could make.
>
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