系统黑马之RSI买入选股指标公式

Wrsi:=SMA(MAX(CLOSE-REF(CLOSE,1),0),6,1)/SMA(Abs(CLOSE-REF(CLOSE,1)),6,1)*100;
RSI买入:STICKLINE(crOSS(wrSI,20),0,70,0,0),LINETHICK2,COLORYELLOW;