具备三个条件的，涨停的概率大：

一、Ｕ口左侧首阴柱大幅缩量；

二、底部含几组低量平量柱组合；

三、底部含近段最低量柱。  　　

下面的选股公式，并没有完全体现书中说的“三要素”条件（确实比较难找到例子），选得比较粗糙（有形态、有低量平量柱组合，上面条件一未作要求），选出后还要人工判断筛选，有待以后不断改进(注：后面有改进的公式，基本体现了书中说的“三要素”条件)，请各路高手共同来完善！公式仅供参考！

　　（公式可用于选股或附图，己在通达信测试通过）
 
{U型量柱群}
N:=20;{该值可调}
VV:=MA(V,N/4);
缩量柱:=COUNT(VV=N/2*0.9;
梯量柱:=COUNT(VV>REF(VV,1),N/2)>=N/2*0.7;
地量群:=COUNT(V<=LLV(V,50)*1.2 AND V>0,5)>=1 {AND BARSCOUNT(V)>=100};
并平 :=RANGE(V/REF(V,1),0.97,1.03) AND BARSCOUNT(V)>=2;
凹平2:=RANGE(V/REF(V,2),0.97,1.03) AND REF(    VOL,1)  
凹平3:=RANGE(V/REF(V,3),0.97,1.03) AND REF(HHV(VOL,2),1)
凹平4:=RANGE(V/REF(V,4),0.97,1.03) AND REF(HHV(VOL,3),1)
凹平5:=RANGE(V/REF(V,5),0.97,1.03) AND REF(HHV(VOL,4),1)
凹平6:=RANGE(V/REF(V,6),0.97,1.03) AND REF(HHV(VOL,5),1)
凹平7:=RANGE(V/REF(V,7),0.97,1.03) AND REF(HHV(VOL,6),1)
凹平8:=RANGE(V/REF(V,8),0.97,1.03) AND REF(HHV(VOL,7),1)
平量:= 并平 OR 凹平2 OR 凹平3 OR 凹平4 OR 凹平5 OR 凹平6 OR 凹平7 OR 凹平8;
XG1:= COUNT(REF(缩量柱,N/2),3)>0 AND 梯量柱
    AND COUNT(地量群,N)>0 AND COUNT(平量,N)>0
    AND HHV(V,N/2)<=V;
CC:=MA(C,N/4);
价缩:=COUNT(CC=N/2*0.9;
价增:=COUNT(CC>REF(CC,1),N/2)>=N/2*0.7;
XG2:= COUNT(REF(价缩,N/2),3)>0 AND 价增 {AND HHV(C,N/2)<=C};
XG: XG1 AND XG2;
 

一个选出的例子002217（2010-10-25共选出6个股票）：

下面的选股公式，基本体现了书中说的“三要素”条件：

{U型量柱群}
N:=20;{该值可调，可设为参数：N(10,60,20)}
地量群:=COUNT(V<=LLV(V,100)*1.3 AND V>0,N-5)>=3 {AND BARSCOUNT(V)>=100};
并平 :=RANGE(V/REF(V,1),0.97,1.03) AND BARSCOUNT(V)>=2;
凹平2:=RANGE(V/REF(V,2),0.97,1.03) AND REF(    VOL,1)  
凹平3:=RANGE(V/REF(V,3),0.97,1.03) AND REF(HHV(VOL,2),1)
凹平4:=RANGE(V/REF(V,4),0.97,1.03) AND REF(HHV(VOL,3),1)
凹平5:=RANGE(V/REF(V,5),0.97,1.03) AND REF(HHV(VOL,4),1)
凹平6:=RANGE(V/REF(V,6),0.97,1.03) AND REF(HHV(VOL,5),1)
凹平7:=RANGE(V/REF(V,7),0.97,1.03) AND REF(HHV(VOL,6),1)
凹平8:=RANGE(V/REF(V,8),0.97,1.03) AND REF(HHV(VOL,7),1)
平量:= 并平 OR 凹平2 OR 凹平3 OR 凹平4 OR 凹平5 OR 凹平6 OR 凹平7 OR 凹平8;

U量群:=REF(V,N)>=1.3*REF(V,N-1) {比首量柱缩量30%以上}
     AND HHV(V,N-1)<=REF(V,N-1)
     AND HHV(V,N-2)<=REF(V,N-2)
     AND HHV(V,N-3)<=REF(V,N-3)
     {AND HHV(V,N-4)<=REF(V,N-4)}
     AND 地量群 {含地量}
     AND COUNT(平量,N)>0{含并平\凹平} ;
XG: COUNT(U量群,10)>0;