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Check if you this version of the indicator. Or you could have bad
data.
====================================
{Hurst Exponent V3.0}
prd1:=Input("Periods",60,9999,60);
Bars:=LastValue(Min(prd1,LastValue(Cum(1))));
FR1:=Log(Sum(Abs(C-Ref(C,-1)),Bars));
FR2:=Log(Sum(If((Cum(1)/2-Int(Cum(1)/2))=0,Abs(C-Ref(C,-
2)),0),Bars));
FR3:=Log(Sum(If((Cum(1)/3-Int(Cum(1)/3))=0,Abs(C-Ref(C,-
3)),0),Bars));
FR4:=Log(Sum(If((Cum(1)/4-Int(Cum(1)/4))=0,Abs(C-Ref(C,-
4)),0),Bars));
FR5:=Log(Sum(If((Cum(1)/5-Int(Cum(1)/5))=0,Abs(C-Ref(C,-
5)),0),Bars));
FR6:=Log(Sum(If((Cum(1)/6-Int(Cum(1)/6))=0,Abs(C-Ref(C,-
6)),0),Bars));
FR10:=Log(Sum(If((Cum(1)/10-Int(Cum(1)/10))=0,Abs(C-Ref(C,-
10)),0),Bars));
FR20:=Log(Sum(If((Cum(1)/20-Int(Cum(1)/20))=0,Abs(C-Ref(C,-
20)),0),Bars));
FR30:=Log(Sum(If((Cum(1)/30-Int(Cum(1)/30))=0,Abs(C-Ref(C,-
30)),0),Bars));
FR40:=Log(Sum(If((Cum(1)/40-Int(Cum(1)/40))=0,Abs(C-Ref(C,-
40)),0),Bars));
FR50:=Log(Sum(If((Cum(1)/50-Int(Cum(1)/50))=0,Abs(C-Ref(C,-
50)),0),Bars));
FR60:=Log(Sum(If((Cum(1)/60-Int(Cum(1)/60))=0,Abs(C-Ref(C,-
60)),0),Bars));
SOMXY:=FR2*Log(2)+FR3*Log(3)+FR4*Log(4)+FR5*Log(5)+FR6*Log(6)
+FR10*Log(10)+FR20*Log(20)+FR30*Log(30) +FR40*Log(40)+FR50*Log(50)
+FR60*Log(60);
SOMX:=Log(2)+Log(3)+Log(4)+Log(5)+Log(6)+Log(10)+Log(20)+Log(30)+Log
(40)+Log(50)+Log(60);
SOMY:=FR1+FR2+FR3+FR4+FR5+FR6+FR10+FR20+FR30+FR40+FR50+FR60;
SOMX2:=(Power(Log(2),2))+(Power(Log(3),2))+(Power(Log(4),2))+(Power
(Log(5),2))+(Power(Log(6),2))+(Power(Log(10),2))+(Power(Log(20),2))+
(Power(Log(30),2))+(Power(Log(40),2))+(Power(Log(50),2))+(Power(Log
(60),2));
HURST:=1+((12*SOMXY-SOMX*SOMY)/Max(12*SOMX2-Power(SOMX,2),.00001));
LIM:=LastValue(Cum(HURST)/Max(Cum(1)-Bars-60,.00001));
{HURST1:=1+((12*SOMXY-SOMX*SOMY)/(12*SOMX2-Power(SOMX,2)));}
{LIM1:=LastValue(Cum(HURST)/(Cum(1)-Bars-60));}
{LIM2:=Mid(HURST,Bars);}
.5;
LIM;
HURST;
{END}
==============================
K. Shin
--- In equismetastock@xxxxxxxxxxxxxxx, "Pazopoulos"
<vpazopoulos@xxxx> wrote:
> I think there is a problem with the formoula :
>
> In some charts it saws the message
> "overflow in log() fuction"
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