DIF:=EMA (closing, 12)-EMA (closing, 26);

DEA:=EMA(DIF，9)；

MACD Golden Fork: Cross (DIF, DEA);

RSV:=(CLOSE-LLV (low, 9))/(HHV (high, 9)-LLV (low, 9)) *100;

K:=SMA(RSV，M 13， 1)；

D:=SMA(K，3， 1)；

KDJ gold fork: cross (k, d);