ma4:=ma(c,4); ma10:=ma(close,10); ma20:=ma(close,20); l1:=v>ref(v,1); v1:=count(cross(ma10,ma20),15); v2:=c<ref(close,1) and ref(close,1)<ref(close,2); xjb:v1=1 and v2 and ma10>c and c>ma20 and SLOPE(MA20,4)>0 AND SLOPE(MA10,3)>0; xg:=ref(xjb,2)=1 and ma4>ref(ma4,1) and l1