AA1:=FILTER(LOW=LLV(LOW,13),8);
AA2:=IF(LLV(LOW,3)=LLV(LOW,13) AND CLOSE<REF((HIGH+LOW)/2,1),MAX(REF(LLV(LOW,12),BArslAST(AA1)+1)-LOW,0),0);
AA3:=EMA(AA2,3)*3;
AA4:=SUMBARS(AA3>0,21);
AA5:=SUM(AA3,AA4)/21;
AA6:=REF(AA3,1)=HHV(AA3,3) AND REF(AA3,1)>AA5*3 AND COUNT(CLOSE/REF(CLOSE,1)<0.9025,8)=0 AND C>O AND LLV(LOW,3)/HHV(HIGH,18)<0.88;