AMA20公式

N:=20;

DIR:=ABS(CLOSE-REF(CLOSE,N));

VIR:=SUM(ABS(CLOSE-REF(CLOSE,1)),N);

ER:=DIR/VIR;

CS:=ER*(2/3-2/31)+2/31;

CQ:=CS*CS;

AMA1:DMA(CLOSE,CQ),COLORGREEN,LINETHICK3;

AMA2:IF(AMA1>REF(AMA1,1),AMA1,DRAWNULL),COLORRED,LINETHICK3;