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[amibroker] Re: Murrey Math Lines AFL



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can you please share the differences which exist between Kruzel's 
code and Murrey's EOD software?
thanks
vin

Is the line :
multiplier = 1.5

mean the lookback period (1.5*frame) ?

--- In amibroker@xxxxxxxxxxxxxxx, "bluesinvestor" <investor@xxxx> 
wrote:
> Jacek,
> 
> It is nice to see you onboard the Amibroker list.
> 
> You may not know this but I have found that the original 
translation of
> Kruzel's code did not always create the same MM lines as Murrey's 
EOD
> software:
> 
> http://groups.yahoo.com/group/amibroker/message/32260
> 
> I think I have solved the problems with the help of wavemechanic 
and the DLL
> is available here:
> 
> http://www.amibroker.net/3rdparty/MurreyMath.zip
> 
> I do have to thank you in that your spreadsheets have helped me in 
debugging
> the problems I was finding.  The compilation spreadsheet that I 
sent you
> specifically.
> 
> Thanks again,
> Peter
> 
> 
> 
> -----Original Message-----
> From: jac_gra <jacek.9320923@xxxx>
> [mailto:jacek.9320923@x...]
> Sent: Thursday, February 13, 2003 10:44 AM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Murrey Math Lines AFL
> 
> 
> Here is AFL for drawing Murrey Math Lines
> Let`s play with parameters.
> Enjoy,
> Jacek
> 
> /*******************************************/
> // Murrey Math Lines (Horizontal)
> // translated to AB from Metastock formula,
> // created by member of murreymath egroup
> 
> GraphXSpace=1;
> MaxGraph=16;
> 
> Period=Param("MM Period", 55, 4,256,1) ;
> Graph1Color=6; Graph2Color=7;
> Graph3Color=4; Graph4Color=5;
> Graph5Color=6; Graph6Color=5;
> Graph7Color=4; Graph8Color=7;
> 
> Graph9Color=6; Graph10Color=4;
> Graph11Color=5;
> 
> Graph0=Close; Graph0Color=1; Graph0Style=64;
> 
> Graph1Style=1; Graph2Style=1;
> Graph3Style=1; Graph4Style=1;
> Graph5Style=1; Graph6Style=1;
> Graph7Style=1; Graph8Style=1;
> Graph9Style=1; Graph10Style=1;
> Graph11Style=4;
> 
> SqW=Period;
> 
> T0=LastValue(Cum(1));
> 
> Sqrs=int((LastValue(Cum(1))-T0)/SqW)-1;
> 
> S0=T0+(Sqrs*SqW);
> 
> Lo=LastValue(ValueWhen(Cross(Cum(1),S0+SqW-1),
>   LLV(Min(H,L),SqW),1));
> 
> Hi=LastValue(ValueWhen(Cross(Cum(1),S0+SqW-1),
>  HHV(Max(H,L),SqW),1));
> 
> Sf=IIf(Hi>25,IIf(log(0.4*Hi)/log(10)-int(log(0.4*Hi)/log(10))>0,
> exp(  log(10)*(int( log(0.4*Hi)/log(10) )+1) ),
> exp(log(10)*(int(log(0.4*Hi)/log(10))))),
> 100*exp(log(8)*(int(log(0.005*Hi)/log(8)) ) ));
> 
> N=IIf(log(Sf/(Hi-Lo))/log(8)<=0,0,
>    IIf(frac(log(Sf/(Hi-Lo))/log(8))==0,
>       int(log(Sf/(Hi-Lo))/log(8) ),
>       int( log(Sf/(Hi-Lo))/log(8) )+1) );
> 
> Si=Sf*exp(-N*log(8));
> 
> M=int(((1/log(2))*log((Hi-Lo)/Si))+.00001);
> 
> I=round(((Hi+Lo)*.5)/(Si*exp((M-1)*log(2))));
> 
> B=(I-1)*Si*exp((M-1)*log(2));
> TT=(I+1)*Si*exp((M-1)*log(2));
> 
> Er=IIf(Hi-TT>0.25*(TT-B) OR
>        B-Lo>0.25*(TT-B),1,0);
> 
> MM=IIf(Er=0,M,IIf(Er=1 AND M<2,M+1,0));
> NN=IIf(Er=0,N,IIf(Er=1 AND M<2,N,N-1));
> 
> Si=Sf*exp(-NN*log(8));
> 
> I=round(((Hi+Lo)*.5)/
>           (Si*exp((MM-1)*log(2))));
> 
> B=ValueWhen(Cum(1)>=S0,
>             (I-1)*Si*exp((MM-1)*log(2)),1);
> 
> TT=ValueWhen(Cum(1)>=S0,
>              (I+1)*Si*exp((MM-1)*log(2)),1);
> 
> Graph1=B;
> 
> Graph2=ValueWhen(Cum(1)>=S0,
>                 B+(0.125*(TT-B)),1);
> 
> Graph3=ValueWhen(Cum(1)>=S0,
>                 B+(2.0*(0.125*(TT-B))),1);
> 
> Graph4=ValueWhen(Cum(1)>=S0,
>                 B+(3.0*(0.125*(TT-B))),1);
> 
> Graph5=ValueWhen(Cum(1)>=S0,
>                 B+(4.0*(0.125*(TT-B))),1);
> 
> Graph6=ValueWhen(Cum(1)>=S0,
>                 B+(5.0*(0.125*(TT-B))));
> 
> Graph7=ValueWhen(Cum(1)>=S0,
>                 B+(6.0*(0.125*(TT-B))));
> 
> Graph8=ValueWhen(Cum(1)>=S0,
>                 B+(7.0*(0.125*(TT-B))));
> 
> Graph9=TT;
> 
> ml= (round( 8*( C - B ) / (TT-B) ) );
> MM_buy=ml<2;  MM_Sell=ml>6;
>  Title =   FullName()+ "\\c21 ="+ WriteVal( C )
> + WriteIf( IsEmpty( ml),"", WriteVal( ml )+ "/8")+"\\c19"+" _ " + 
Date
> ()+"\\c27"+WriteIf( ml<2," Buy?","") + "\\c32"+WriteIf( ml>6,"
> Sell?","")  ;
> /**********************************/
> 
> 
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