Merhaba,
Aşağıdaki gibi deneyiniz,
al
d:= valuewhen(1.,YEAR()<>REF(YEAR(),-1),REF(CUM(V*W),-1));
f:= valuewhen(1.,YEAR()<>REF(YEAR(),-1),REF(CUM(V),-1));
CROSS(C,(cum(w*v)-d)/(Cum(v)-f))
SAT
d:= valuewhen(1.,YEAR()<>REF(YEAR(),-1),REF(CUM(V*W),-1));
f:= valuewhen(1.,YEAR()<>REF(YEAR(),-1),REF(CUM(V),-1));
CROSS((cum(w*v)-d)/(Cum(v)-f),C)
iyi çalışmalar