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Rick,
I agree with you...Roy does have an amazing talent. I learn something
new from his formulas all the time.
As far as a forum doc for the newer DLL version, if there is one it
would be at the Equis Forum.
Preston
--- In equismetastock@xxxxxxxxxxxxxxx, gapupgoat <no_reply@xxx> wrote:
>
> I have to say, Roy, that you have an amazing talent. May great
health
> rain down on you in the New Year if it hasn't already. That was
> probably simple to you but I've been working on it for a while. And
> great thanks to Preston, also. And by the way, is there a forum.doc
> explaining all of the additional functions in the latest forumdll
> collection? I can't find anything but the old one in the file
section.
> Thanks again. Rick.
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, Code 2 <Code2@> wrote:
> >
> > Isn't Forum20.dll (August 2006) a more recent version?
> >
> >
> >
> > From: Roy Larsen <rlarsen@>
> > To: equismetastock@xxxxxxxxxxxxxxx
> > Date: Tuesday, January 27, 2009, 3:28:52 PM
> > Subject: [EquisMetaStock Group] Re: StochRSI
> >
> > Hi Rick
> >
> > I notice that you are not using the current version of the Forum
DLL.
> > My testing shoes that the older version's RSI function returns a
> > different result to the newer version's RSI function if your "vp"
> > variable is used to set the Variable Period parameter.
> >
> > There also appears to be a divide-by-zero error generated by your
> > formula on some charts. Here's how I would lay out your formula
to to
> > make it easier (for me) to follow and fix. I have no idea where
your
> > floating point overflow error is coming from as I haven't been
able to
> > reproduce that error.
> >
> > {ZZ StockRSI}
> > vp:=Fml("ZZ Trend Cycle");
> > vr:=ExtFml("forumdll.VarRSI",C,vp);
> > vl:=ExtFml("forumdll.VarLLV",vr,vp);
> > vh:=ExtFml("forumdll.VarHHV",vr,vp);
> > ds:=Sum(vh-vl,3); {divisor sum}
> > 20; 80; 100*Sum(vr-vl,3)/(ds+(ds=0));
> >
> > Here's essentially the same formula but using the most recent
version
> > of the Forum DLL. Both formulas convert a zero divisor to 1.
Placing
> > fixed-value line outputs prior to the calculated output makes it
> > possible to call the formula for an exploration and pick up the
> > calculated value (the last output) instead of a constant.
> >
> > {ZZ StockRSI}
> > vp:=Fml("ZZ Trend Cycle");
> > vr:=ExtFml("forum.RSI",C,vp);
> > vl:=ExtFml("forum.LLV",vr,vp);
> > vh:=ExtFml("forum.HHV",vr,vp);
> > ds:=Sum(vh-vl,3); {divisor sum}
> > 20; 80; 100*Sum(vr-vl,3)/(ds+(ds=0));
> >
> > Regards
> >
> > Roy
> > --
> >
>
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