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[amibroker] Re: Help - SQRT and Peak won't play nice



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The use of Lastvalue() would give a different fixed % every day and 
would change the whole peak recognition pattern for the past history.
DT 
--- In amibroker@xxxxxxxxxxxxxxx, "Listes trading" 
<listes.trading@xxxx> wrote:
> The "peak" function does not accept array as parameter.
> You can use:
> percdiff = lastvalue((((0.17 * sqrt(Close)) / Close) * 100));
> 
> Maybe Tomasz can add functions like peak, trough, zig... to the ones
> accepting arrays. It would be very useful to compute peak and trough
> depending on volatility (per example).
> 
> Waz
> 
> -----Original Message-----
> From: cby [mailto:cby1@x...]
> Sent: Thursday, May 01, 2003 06:41 PM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Help - SQRT and Peak won't play nice
> 
> 
> Hi. Maybe someone can tell me why the following does not work (bad
> args error on second line):
> 
> percdiff = (((0.17 * sqrt(Close)) / Close) * 100);
> PK = Peak( H, percdiff, 1 ) == High;
> 
> And this does work (actual number rather than Close):
> 
> percdiff = (((0.17 * sqrt(4.5)) / 4.5) * 100);
> PK = Peak( H, percdiff, 1 ) == High;
> 
> I'm sure it'll be something really dumb :-(.
> 
> Thanks,
> Chris
> 
> 
> 
> 
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