EXP1:=EMA(CLOSE,17);EXP2:=EMA(CLOSE,50);T1:=(EXP1-EXP2)/EXP2<0.01;T2:=LAST(EXP1>EXP2,5,1);T3:=EXP1>EXP2;T4:=CROSS(C,EXP1);T1 && T2 && T3 && T4;