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although the question has been answered it could be helpful to visualize
such questions.
you could place inside a new incicator builder:
th=29.5;
Plot(Cross(C,th),1,1);
Plot(C>th,colorRed,1);
if you now plot the QQQ's for the last year you see what is going on.
----- Original Message -----
From: "barkand" <damienb4l@xxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Monday, December 15, 2003 7:32 PM
Subject: [amibroker] Cross vs. >
> Can someone help me understand why
>
> Buy = Cross (Close, Threshold)
>
> gives substantially different backtesting results than
>
> Buy = Close > Threshold
>
> (with Buy on Open)?
>
> I had been using > in Buy and Sell statements, but then noticed in
> the AFL Library that usually Cross was used. So I tried it, expecting
> that the results would be the same, but they were substantially
> different. What accounts for this?
>
> Thanks,
>
> Damien
>
>
>
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