MACD

：求（MACD,二次金叉和底背离)选股公式（踏雪无痕N）

DIFF:=EMA(CLOSE,12) - EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
A1:=
BARSLAST(REF(CROSS(DIFF,DEA),1));
底背离: REF(CLOSE,A1+1)>CLOSE AND
DIFF>REF(DIFF,A1+1) AND CROSS(DIFF,DEA);