mathematica一直运行没错误，大家帮忙看一下

上官

Clear[Am, As, Aa, \[Alpha], \[Rho], \[Theta]m, \[Theta]s, \
& ?+ P5 u. {7 p1 y5 k: C* u\[CurlyPhi]m, \[CurlyPhi]s, \[Epsilon]]
\[Gamma]a = 0.1; \[Gamma]m = 0.15; \[Gamma]s =
3 u5 Z6 m0 e- ~ 1 - \[Gamma]a - \[Gamma]m;
\[Epsilon] = 0.04; \[Alpha] = 0.3; \[Rho] = 0.04;
\[Theta]m = 0.75; \[Theta]s = 0.9;
gRate = 0.02;
' i% _* o% q5 G4 xAm = (gRate + \[Rho])/\[Alpha]; Ba = 4; Bm = 1; Bs = 2.5;
" o% w. z' T( k6 Sps = Bm/Bs; pa = Bm/Ba;
\[Delta] = 0.03;
" U( F$ @4 h, m) h  ~8 JB = \!\(TraditionalForm\`\*
' ?+ e: D' {$ k( T5 H/ B# CFractionBox[
9 Q3 t/ v- R1 H3 \7 W! g2 R2 |6 zRowBox[{
8 Z  N, l) p7 ^) C% m, KRowBox[{
7 e$ v! u- X# I. m6 {) S9 tRowBox[{
. F4 w3 `; l+ R- pStyleBox["(",
  o: ]8 q* U2 QSpanMinSize->1.,
1 S* O% T; V% b5 C  {/ MSpanMaxSize->1.],
RowBox[{"1", "\[Minus]", "\[Alpha]"}],
StyleBox[")",
/ I' {8 R8 e: z$ W& \& a/ C& aSpanMinSize->1.,
SpanMaxSize->1.]}], "gRate"}], "+", "\[Rho]"}],
  w/ G5 s  E- Y- d- n  |$ `, u7 j% w      "\[Alpha]"] \[Minus] \[Delta]\);
cap = 10;
csp = (pa*cap)/ps;
D = ((1 \[Minus] \[Alpha])*
    gRate + \[Rho] - \[Alpha]*\[Delta])/(\[Rho] + gRate);
$ w! h4 U1 x% L/ W; f\[CurlyPhi]m = 0.1; \[CurlyPhi]s = 0.1;
Print["*** Initial Values ***"]
E0 = 1.5;
K0 = E0/B;
7 e$ E" ?2 f3 D2 _' A  g4 ?hm0 = 0.25; hs0 = 0.25;(* initial values *)
\[Eta]m0 = hm0/K0; \[Eta]s0 = hs0/K0;
xm0 = (B*\[Gamma]m^\[Epsilon]*
   hm0^(\[Theta]m*(1 - \[Epsilon])))/(\[Gamma]a^\[Epsilon]*pa^(
# X( r- H" K. `+ I! U' _5 G    1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
    hm0^(\[Theta]m*(1 - \[Epsilon])) + \[Gamma]s^\[Epsilon]*(ps*
      hs0^\[Theta]s)^(1 - \[Epsilon]));
xs0 = (B*\[Gamma]s^\[Epsilon]*(ps*
0 F* i$ k4 L" Z; A     hs0^\[Theta]s)^(1 - \[Epsilon]))/(\[Gamma]a^\[Epsilon]*pa^(
    1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
    hm0^(\[Theta]m*(1 - \[Epsilon])) + \[Gamma]s^\[Epsilon]*(ps*
      hs0^\[Theta]s)^(1 - \[Epsilon]));
' `' _7 u( K7 r2 EPrint["\[Eta]_{m,0}=" <> ToString[\[Eta]m0],
", \[Eta]_{s,0}=" <> ToString[\[Eta]s0],
# d8 x( {( R& ^: B1 r' D ", x_{m,0}=" <> ToString[xm0], ", x_{s,0}=" <> ToString[xs0]]
TT = 100;(* end time *)
(* Solve differential equations *)
Sol = NDSolve[{xs'[t] = (1 - \[Epsilon])*
. n/ Q- W8 y$ V$ }( |     xs[t]*(   (1 - xs[t]/
  U' t' t; _! a7 I0 C; B' S         B)*(\[Theta]s*\[CurlyPhi]s*(xs[t]/(ps*\[Eta]s[t]) - 1) -
         xm[t]/B \[Theta]m*\[CurlyPhi]m*(xm[t]/\[Eta]m[t] - 1))),
6 P' S3 a' S' z0 t/ `   xm'[t] == (1 - \[Epsilon])*
     xm[t]*(   (1 - xm[t]/
          B)*\[Theta]m*\[CurlyPhi]m*(xm[t]/\[Eta]m[t] - 1) -
       xs[t]/B*\[Theta]s*\[CurlyPhi]s*(xs[t]/(ps*\[Eta]s[t]) -
& I, m3 w0 N0 r+ H1 s          1) ), \[Eta]m'[
     t] == \[CurlyPhi]m*
      xm[t] - (\[CurlyPhi]m + gRate)*\[Eta]m[t], \[Eta]s'[
     t] == \[CurlyPhi]s*xs[t]/ps - (\[CurlyPhi]s + gRate)*\[Eta]s[t],
2 G: j3 }2 z+ U* U   K'[t] == gRate*K[t], hm[t] == \[Eta]m[t]*K[t],
, W5 }7 G3 g. V  ]8 b   hs[t] == \[Eta]s[t]*K[t],
& @; y9 c( Q5 @3 \( k: G   Sa[t] == (\[Gamma]a^\[Epsilon]*(pa)^(1 - \[Epsilon]))/(\[Gamma]a^\
; H5 I4 ]4 Z& M6 }) h6 x+ v\[Epsilon]*pa^(1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
       hm[t]^(\[Theta]m*(1 - \[Epsilon])) + \[Gamma]s^\[Epsilon]*(ps*
         hs[t]^\[Theta]s)^(1 - \[Epsilon])) + (\[Gamma]m^\[Epsilon]*
! V6 D  a8 S( N3 A: @& a9 a9 }      hm[t]^(\[Theta]m*(1 - \[Epsilon]))*pa*
      cap)/((\[Gamma]a^\[Epsilon]*pa^(
3 e9 Z5 v3 |7 e8 K$ T. W         1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
         hm[t]^(\[Theta]m*(1 - \[Epsilon])) + \
\[Gamma]s^\[Epsilon]*(ps*hs[t]^\[Theta]s)^(1 - \[Epsilon]))*k (t)*
      xm (t)),
   Sm[t] == (\[Gamma]m^\[Epsilon]*
. S/ C; h: b" d7 X( K& ~9 D     hm[t]^(\[Theta]m*(1 - \[Epsilon])))/(\[Gamma]a^\[Epsilon]*pa^(
( u, P* Y$ k" g  K0 g- R      1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
      hm[t]^(\[Theta]m*(1 - \[Epsilon])) + \[Gamma]s^\[Epsilon]*(ps*
        hs[t]^\[Theta]s)^(1 - \[Epsilon])),
) Q+ A5 y* X) j   Ss[t] == (\[Gamma]s^\[Epsilon]*(ps*
        hs[t]^\[Theta]s)^(1 - \[Epsilon]))/(\[Gamma]a^\[Epsilon]*pa^(
       1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
1 ~2 p. B* y. W       hm[t]^(\[Theta]m*(1 - \[Epsilon])) + \[Gamma]s^\[Epsilon]*(ps*
, d7 c/ H+ f  u, I, l         hs[t]^\[Theta]s)^(1 - \[Epsilon])) - (\[Gamma]m^\[Epsilon]*
% G  [! h# f) P  A5 @      hm[t]^(\[Theta]m*(1 - \[Epsilon]))*ps*
      csp)/((\[Gamma]a^\[Epsilon]*pa^(
         1 - \[Epsilon]) + \[Gamma]m^\[Epsilon]*
4 A5 y/ O5 q! K& s; B         hm[t]^(\[Theta]m*(1 - \[Epsilon])) + \
8 I- r7 E' `+ L( y! R9 }\[Gamma]s^\[Epsilon]*(ps*hs[t]^\[Theta]s)^(1 - \[Epsilon]))*k (t)*
      xm (t)), xm[0] == xm0,
   xs[0] == xs0, \[Eta]m[0] == \[Eta]m0, \[Eta]s[0] == \[Eta]s0,
   K[0] == K0}, {xm, xs, \[Eta]m, \[Eta]s, K, hm, hs, Sa, Sm, Ss}, {t,
1 V6 E" T7 C( f& x) Y    0, TT}]
0 `8 K* o' g- w  ]5 v% \Plot[{Evaluate[Sa[t] /. Sol], Evaluate[Sm[t] /. Sol],
  Evaluate[Ss[t] /. Sol]}, {t, 0, TT}, AxesOrigin -> {0, 0},
PlotRange -> {0., 0.8}, PlotStyle -> {Blue, Dashed, Dashing[{0.05}]}]
! Q$ b, r) }. g! APlot[{Evaluate[D*Sa[t] /. Sol],
  Evaluate[(D*Sm[t] + (\[Alpha]*(gRate + \[Delta]))/(\[Rho] +
       gRate)) /. Sol], Evaluate[D*Ss[t] /. Sol]}, {t, 0, TT},
9 S  _1 q2 [! }  b AxesOrigin -> {0, 0}, PlotRange -> {0., 0.8},
! ^; q" b1 d6 y* b! }) l! S PlotStyle -> {Blue, Dashed, Dashing[{0.05}]}]
( K& ^( T: r! B* G/ x


- ~$ _6 M/ P1 _7 ]# |
$ s# a) r- H: b" `6 c: SSet::wrsym: Symbol D is Protected.
/ ?, X3 [8 w, g* \8 {5 u
NDSolve::deqn: Equation or list of equations expected instead of 0.96 (1-6.66667 xs[t]) xs[t] (-0.5 xm[t] (-1+xm[t]/\[Eta]m[t])+0.09 (-1+(2.5 xs[t])/\[Eta]s[t])) in the first argument {0.96 (1-6.66667 xs[t]) xs[t] (-0.5 xm[t] (-1+xm[t]/\[Eta]m[<<1>>])+0.09 (-1+(2.5 xs[t])/\[Eta]s[<<1>>])),<<13>>,K[0]==10.}.

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