--- In [email protected], "Tomasz Janeczko" <[EMAIL PROTECTED]>
wrote:
>
> Hello,
>
> In addition to that, if you want to accumulate 5 over subsequent
days (so it adds 5 to every bar after initial one) you can use:
> Surrogate = Close[ 0 ] + Cum( 5 );
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message -----
> From: Terry
> To: [email protected]
> Sent: Monday, June 05, 2006 4:40 PM
> Subject: RE: [amibroker] Creating a surrogate for price?
>
>
> Not sure what you are really after.
>
> What you did was create a reference to YESTERDAY's close. It
will change
> every day as you discovered. If you just want the first close of
the
> data to remain constant, try this:
>
> InitalSurrogateClose = C[0] + 5;
>
> Gets and stores the very first piece of data into a NUMERIC
variable.
> This is essentially now a CONSTANT you can use in further calcs.
> --
> Terry
>
> -----Original Message-----
> From: [email protected]
[mailto:[EMAIL PROTECTED] On
> Behalf Of orionsturtle
> Sent: Monday, June 05, 2006 08:28
> To: [email protected]
> Subject: [amibroker] Creating a surrogate for price?
>
> Question: How do I reference the first close in a data set,
perform a
> calculation on it and that becomes the new surrogate close going
> forward?
>
> ie. Dow close 5 yrs ago = 9500
>
> surrogate dow close = 9500+5
>
> If I use:
> InitalSurrogateClose = ref(c,-1)+ 5 ;
> SurrogateClose = InitalSurrogateClose + 5;
>
> it works for the first bar in the data set but then continues to
> reference the real close. I need to Isolate this first surrogate
close
> and I an just not seeing it. Please help if you understand what
I'm
> after.
>
> Thank you!
>
>
>
>
>
>
>
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>
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