X_1:=EMA(CLOSE,12)-EMA(CLOSE,26);
X_2:=EMA(X_1,9);
X_3:=1.25*X_1-0.25*X_2;
X_4:=(X_3*13*27-27*11*EMA(CLOSE,12)+13*25*EMA(CLOSE,26))/28;
X_5:=(X_2*13*27-27*11*EMA(CLOSE,12)+13*25*EMA(CLOSE,26))/28;
X_6:=(X_4+X_5)/2;
X_7:=EMA(X_6,1);
XG:crOSS(X_7,X_5);