08年高等教育学费标准问题,有疑问？？

lnyy

4）模型二的程序：
& C: r7 ~$ U# Q0 _5 J
2 n3 e" N1 P# D1 M' i# Tmodel:
; L  n. _( A4 ~! r, s8 ]0 e' b* Rdata:
F1=125957124000;
5 r' Z  k% u/ S4 ]7 o- B& ^F2=1933151000;
F3=56972147000;
( x5 H6 R* P% v: J( ?8 cF4=92109757000;
F5=82509664000;
F6=36744586000;
( n- K3 G  v/ L& E6 z( dF7=37113047000;
N=19158000;
!N=17388000;
E=0.398;
p1=7174.7;
, C$ V2 {9 z) {/ c4 R' j, wp2=33444;
p2g=21001;
. u( z/ r& H* C5 }) q: t; k# Wp4=18268;
! u5 i- }: X% zC1=0.25;
C2=0.2;
C3=0.2;
C4=0.15;
/ N0 ^" d, e1 e/ N! p1 `enddata

max=0.25*x1/sf1*(F4+F6+N*x2)/FP
  B0 J+ q# K4 p3 J# l+0.25*(1-E)*p1/(x1-x2)
& b7 L9 D% Q2 ^7 \1 {0 i+0.25*(sf1+sf2+sf3+x1)/(F4+F5+F6+F7)*N+x2
8 w, u9 W) I/ X+0.25*(p2-p2g)/(x1-x2);
$ t( Q$ U& p# w( X8 W
7 j0 t% N5 j, n# W0 ax1<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;
5 X! ?& }0 O  i  X" \) `x1-x2<C3*p4;
N*x2+F4+F5+F6+F7<N*x1+F1+F2+F3;
0 M) p+ T% C% M( T8 qx2<C4*x1;

! m6 r7 k' H3 c% Tf=(F4+F5+F6+F7)/N+x2;
FP=(F4+F5+F6+F7)+N*x2;
p3=3.17*7174.7;
8 M- A7 |& ~% R* ^  F6 m+ E0 |2 Isf1=F1/N;
sf2=F2/N;
sf3=F2/N;
end