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On Thu, 05 Dec 2002, Trey Johnson wrote:
> The code for this indicator in Kaufman's book, "Trading Systems and
> Methods," is the following:
>
> inputs: k(.6),period(9);
> vars:MD(0);
>
> MD=MD[1]+(c-MD[1])/K*period*power((c/MD[1]),4);
>
> plot1(MD,"MD");
>
> However, it doesn't work. I keep getting the error message: "attempt to
> divide by zero." I tried a couple of different things and still can't get it
> to work. Any suggestions?
> Thanks in advance,
> Trey Johnson
>
>
The divide by zero is either in the first term or the second.
Put checks to see if MD[1] == 0 or (k*period*power((c/MD[1],4)) == 0.
Mike
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