DEA := EMA(DIF,9);
macd := 2(DIF-DEA);
A1:=MacD REF(MACD,1) AND REF(MACD,1) REF(MACD,2);
F:=100(C-REF(C,1))/REF(C,1);
G1:=IF(C REF(O,1) AND F 0,1,0);
G2:=IF(C REF(O,2) AND F 0,1,0);
A2:=G1=0 AND REF(G1,1)=1 AND G2=0 AND REF(G2,1)=1;
HH:A1 AND A2;