编个威廉预警公式

编个威廉预警公式
wr1=wr2
wr1下拐
wr2下拐
wr1<40
公式之家www.gszj100.com解答：
N:=10;N1:=6;
WR1:=100*(HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N));
WR2:=100*(HHV(HIGH,N1)-CLOSE)/(HHV(HIGH,N1)-LLV(LOW,N1)); WR1=WR2 AND WR1<REF(WR1,1) AND WR2<REF(WR2,1) AND WR1<40;