08年高等教育学费标准问题,有疑问？？

lnyy

4）模型二的程序：
# o; v6 k* l- g  M
: D9 i$ N$ |! A( W% tmodel:
data:
F1=125957124000;
% ~* v7 _5 R# q, E2 [/ v0 OF2=1933151000;
F3=56972147000;
F4=92109757000;
F5=82509664000;
F6=36744586000;
F7=37113047000;
% \; q- L* w' B" [* rN=19158000;
!N=17388000;
E=0.398;
p1=7174.7;
p2=33444;
p2g=21001;
p4=18268;
C1=0.25;
C2=0.2;
2 A. A$ @& T' t- qC3=0.2;
5 ?, O) C: `, dC4=0.15;
enddata

max=0.25*x1/sf1*(F4+F6+N*x2)/FP
9 b2 o" t6 }# _* H( B3 y) Y+0.25*(1-E)*p1/(x1-x2)
+0.25*(sf1+sf2+sf3+x1)/(F4+F5+F6+F7)*N+x2
) C( f# ^; H+ u2 _0 m5 W/ Y) v+0.25*(p2-p2g)/(x1-x2);
% Y6 X  z6 m. Z3 j
x1<C1*sf;   %此次的sf从哪里i来的。不是f吗，但是我换为f，程序就出现错误(可见附件
x1<C2*p3;
x1-x2<C3*p4;
N*x2+F4+F5+F6+F7<N*x1+F1+F2+F3;
0 s1 A5 S/ v8 v0 {2 @" w( kx2<C4*x1;

f=(F4+F5+F6+F7)/N+x2;
FP=(F4+F5+F6+F7)+N*x2;
0 f0 d) o% [, g$ V5 z$ i, {p3=3.17*7174.7;
9 `; C5 e+ U4 F4 Ysf1=F1/N;
, Z* E0 p1 H/ e5 h6 @9 Vsf2=F2/N;
sf3=F2/N;
end