通达信20日线拐点买公式

MA5:MA(CLOSE,5),LINETHICK1,COLORWHITE;
 MA10:MA(CLOSE,10),LINETHICK1,COLORYELLOW;
 MA20:MA(CLOSE,20),LINETHICK2,COLORMAGENTA;
 MA60:MA(CLOSE,60),LINETHICK1,COLORGREEN;
 买线:=EMA(C,4);
 卖线:=EMA(SLOPE(C,20)*10+C,35);
 DRAWTEXT(CROSS(买线,卖线),LOW*1.00,'←买'),COLORRED,LINETHICK2;
 DRAWTEXT(CROSS(卖线,买线),HIGH*1.01,'←卖'),COLORGREEN;
 LC:=REF(CLOSE,1);
 RSI:=SMA(MAX(CLOSE-LC,0),6,1)/SMA(ABS(CLOSE-LC),6,1)*100;
 DRAWTEXT(CROSS(90,RSI) , HIGH*1.01,'←逢高出局!'),COLOR00FF00 ;
 A:=(3*C+L+O+H)/6;
 X:=(20*A+19*REF(A,1)+18*REF(A,2)+17*REF(A,3)+16*REF(A,4)+15*REF(A,5)+14*REF(A,6)+13*REF(A,7)+12*REF(A,8)+11*REF(A,9)+10*REF(A,10)+9*REF(A,11)+8*REF(A,12)+7*REF(A,13)+6*REF(A,14)+5*REF(A,15)+4*REF(A,16)+3*REF(A,17)+2*REF(A,18)+REF(A,20))/210;
 主力成本:EMA(X,13),COLORFF00FF,LINETHICK0;
 ZZ:=(O+H+L)/3;
 YC:=(H+L)/2;
 YCHJX:=(EMA(ZZ,4))+(YC-REF(ZZ,3))/4;
 今日买点:EMA(ZZ,3),COLORYELLOW,LINETHICK0; 
明日买点:YCHJX,LINETHICK0;
 昨测今日买点:REF(YCHJX,1),LINETHICK0;
 FF:=EMA(CLOSE,3);
 MA15:=EMA(CLOSE,21);
 DRAWTEXT(CROSS(MA15,FF),(HIGH * 1.02),'←拐点卖'),COLOR00FF00;
 DRAWTEXT(CROSS(FF,MA15),(LOW * 0.99),'←拐点买'),COLOR00FFFF;