MTR:=EXPMEMA(MAX(MAX(HIGH-LOW,ABS(HIGH-REF(CLOSE,1))),ABS(REF(CLOSE,1)-LOW)),14);
HD:=HIGH-REF(HIGH,1);
LD:=REF(LOW,1)-LOW;
DMP:=EXPMEMA(IF(HD>0&&HD>LD,HD,0),14);
DMM:=EXPMEMA(IF(LD>0&&LD>HD,LD,0),14);
PDI:=DMP*100/MTR;
MDI:=DMM*100/MTR;
ADX:=EXPMEMA(ABS(MDI-PDI)/(MDI+PDI)*100,16);
ADXR:=EXPMEMA(ADX,16);
xg:cross(pdi,mdi) and cross(pdi,adx) and cross(pdi,adxr);