MACD交叉价

使MACD在当天交叉的价格－－飞狐分析家大智慧.........

x:=ema(c,SHORT);
y:=ema(c,LONG);
z:=ema(x-y,m);
rs:=(SHORT+1)*(LONG+1);
rt:=(SHORT+1)*(m+1);
st:=(LONG+1)*(m+1);
交叉价2*(x-y)*rs+rt*(LONG-1)*ref(y,1)+rs*(m-1)*ref(z,1)-st*(SHORT-1)*ref(x,1))/2/(st-rt);