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A1:=EMA(CLOSE,7)-EMA(CLOSE,21);B1:=EMA((0.668*REF(A1,1)+0.333*A1),1);短多:IF(A1>=B1,A1,B1),LINETHICK2,colorlimagenta;短空:IF(B1-A1,B1,A1),LINETHICK2,colorgreen;
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A1:=EMA(CLOSE,7)-EMA(CLOSE,21);B1:=EMA((0.668*REF(A1,1)+0.333*A1),1);短多:IF(A1>=B1,A1,B1),LINETHICK2,colorlimagenta;短空:IF(B1-A1,B1,A1),LINETHICK2,colorgreen;