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Hi Tomasz,
re: "32 bit single precision IEEE floating point is limited to 7
significant digits accuracy."
Is Volume handled with 7 digits as well?
And could this have some serious repercusions when doing calculations with
volume?
Eg. The volume is already 8 digits long for 13,14,17,18 etc....
AMP (new)
AMP 21/03/2003 7.56 7.6 7.7 7.52 3585067
AMP 20/03/2003 7.64 7.79 7.81 7.56 6236905
AMP 19/03/2003 7.77 7.62 7.79 7.5 7436849 0
AMP 18/03/2003 7.58 7.55 7.62 7.44 10077051 0
AMP 17/03/2003 7.09 7.45 7.5 7.05 11003351
AMP 14/03/2003 7.25 6.95 7.33 6.85 24879902
AMP 13/03/2003 6.45 5.9 6.56 5.88 17178985
AMP 12/03/2003 6.16 6.03 6.2 5.93 7849209 0
AMP 11/03/2003 5.92 6.07 6.11 5.9 9436115 0
AMP 10/03/2003 6.3 6.49 6.51 6.28 4790695 0
AMP 7/03/2003 6.51 6.7 6.7 6.51 6175581 0
AMP 6/03/2003 6.76 6.75 6.87 6.75 3858491 0
AMP 5/03/2003 6.76 6.75 6.94 6.7 5640497 0
AMP 4/03/2003 6.9 6.68 6.93 6.62 9207506 0
AMP 3/03/2003 6.77 6.98 7.07 6.6 11691944 0
AMP 28/02/2003 7 7.32 7.41 6.96 15187823 0
AMP 27/02/2003 7.25 7.51 7.58 7.2 16848562 0
AMP 26/02/2003 7.71 7.78 7.88 7.45 12850752 0
At 10:21 AM 23/03/2003 +0100, you wrote:
>Graham,
>
>As Tradestation and Metastock, AMiBroker uses 32 bit IEEE floating point
>representation
>for data arrays. 32 bit single precision IEEE floating point is limited to
>7 significant digits accuracy.
>
>20030314
>is EIGHT digits therefore the last one (least significant) eighth digit
>can not be represented accurately.
>
>This is the reason why DateNum returns YYYMMDD and not YYYYMMDD
>
>Solution for your export problem:
>Go to Windows Control panel - Regional settings and change the date format
>to one accepted by Metastock
>and then re-run exploration
>
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