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Could not reproduce same problem......SP4C release.
System produces 1 trade....due to a bug (see below).
however, a "new" bug has cropped-up......a trade was kicked-off erroneously
at the first bar past the maxbarsback setting.
> -----Original Message-----
> From: Dennis Holverstott [mailto:dennis@xxxxxxxxxx]
> Sent: Saturday, March 18, 2000 11:36 AM
> To: Omega List
> Subject: Re: Warning about accuracy of Array functions in TS2000i
>
>
> To drive the point home, I made a system from Bob Fulks' test code for
> the average function. This is the kind of coding that any TS user unaware
> of the single precision problem might do. Obviously this particular
> system should never trade because Ave1 should always equal Ave2.
>
> ----------
> Input: Length(4);
>
> Vars: Price(Close), Ave1(Close), Ave2(Close);
>
> Ave1 = Average(Close, Length);
> Price = Close;
> Ave2 = Average(Price, Length);
>
> If Ave1 > Ave2 then buy;
> If Ave1 < Ave2 then sell;
> --------------
>
> I applied the system to INDU with BigPointValue set to 10 to simulate
> the futures. As you can see below, you ignore single precision at your
> own risk.
>
> ------------
> test INDU-Daily 01/05/1970 - 03/17/2000
>
> Performance Summary: All Trades
>
> Total net profit $ -21689.59 Open position P/L $ -1986.20
> Gross profit $ 52508.70 Gross loss $ -74198.30
>
> Total # of trades 30 Percent profitable 50%
> Number winning trades 15 Number losing trades 15
>
> Largest winning trade $ 17185.70 Largest losing trade $ -35388.70
> Average winning trade $ 3500.58 Average losing trade $ -4946.55
> Ratio avg win/avg loss 0.71 Avg trade(win &
> loss) $ -722.99
>
> Max consec. winners 6 Max consec. losers 3
> Avg # bars in winners 93 Avg # bars in losers 405
>
> Max intraday drawdown $-141925.80
> Profit factor 0.71 Max # contracts held 1
> Account size required $ 141925.80 Return on account -15%
>
> --
> Dennis
>
Attachment Converted: "f:\eudora\attach\TESTFLOAT.ELS"
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