以下是通达信慢速KD指标公式

N:=9;M:=3;MM:=5;
 RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
 FASTK:=SMA(RSV,M,1);
 K:SMA(FASTK,M,1),LINETHICK1,COLORMAGENTA;
 D:SMA(K,MM,1),LINETHICK1,COLORYELLOW;
 DRAWICON(CROSS(K,D),K,34);
 DRAWICON(CROSS(D,K),D,35);