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Excellent solution, MG.
jose '-)
--- In equismetastock@xxxxxxxxxxxxxxx, "MG Ferreira" <quant@xxxx>
wrote:
>
> Better late than never...
>
> For what it is worth, I think you could also use something like
>
> x / max( 0.00001, y )
>
> Regards
> MG Ferreira
> TsaTsa EOD Programmer and trading model builder
> http://www.ferra4models.com
> http://fun.ferra4models.com
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, pumrysh <no_reply@xxxx>
> wrote:
>
> Manuel, Jose,
>
> Thanks to both of you for your help. While I like both,I think I'll
> give the nod to Jose's. Here's why. Adding a constant condition
> means my data would always be off by a small amount. Using Jose's
> solution, I would use the constant only when needed. I seem to
> remember a discussion recently about this ever present problem that
> MG addressed by using a prev statement. That would work as well but
> slows the processing down. Again, thanks to both of you!
>
> Preston
>
>
> ----- Original Message -----
> From: pumrysh
> To: equismetastock@xxxxxxxxxxxxxxx
> Sent: Thursday, April 14, 2005 11:56 PM
> Subject: [EquisMetaStock Group] Division error
>
> All,
>
> I've been working on a TASC article that Markos Katsanos wrote.
> His code has a division error in it. Here's the code. The last line
> is the problem. I was trying it on PTC and got the error.
>
> ZZ:=Zig(C,17,%);
> X:=BarsSince(ZZ < Ref(ZZ,-1) AND Ref(ZZ,-1) > Ref(ZZ,-2));
> X1:=LastValue(X)+1; {flag duration}
> X2:=X1+1;
> SD:=Stdev(C,X2);
>
> Ref(LinRegSlope(V,X2)/Ref(V,-X2),-1)*100<-2
>
> Any ideas?
>
> Preston
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