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发表于 2009-4-10 16:02:25
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本帖最后由 byysl 于 2009-4-10 21:49 编辑
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) n( q! Z6 |- f??? Error using ==> mupadinit at 35, g( n* g+ n0 B7 p6 V2 U% ?
Unable to initialize kernel" n$ f1 B0 g, \- D$ `$ [: ^& W
) _4 W: K( h- u8 J* kError in ==> mupadengine.mupadengine>mupadengine.evalin at 115, ]; I% S" F) G% y' C6 O2 k
[result,status] = mupadmex(statement,8);
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Error in ==> E:\Program Files\MATLAB\R2008b\toolbox\symbolic\symengine.p>symengine5 d, O1 J' U# U$ R# l
at 25
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Error in ==> sym.sym at 69
- `# o4 t$ Z1 \: H keng = symengine;
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Error in ==> syms at 77
" U. W0 J; s# A2 @/ m assignin('caller',x,sym(x));
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1 ^1 x; C, a' S$ cError in ==> DTU at 7- `" e8 I! T2 [; z0 ]
syms iqs ids iqr Rr ws wr vs
1 A, @7 h/ `: u7 ?2 o1 P这个报错是matlab工具箱的问题，已经解决，但是在求解过程中，出现的是Optimization terminated: first-order optimality is less than options.TolFun.- }* }3 |& E0 Z2 O
Optimization terminated: first-order optimality is less than options.TolFun.. w$ @% k5 u [* L1 j4 ~
Optimization terminated: first-order optimality is less than options.TolFun.
1 Q! w# s; x( ?1 K5 A* } ]Optimization terminated: first-order optimality is less than options.TolFun.
/ h0 W$ R8 I1 ~# iOptimization terminated: first-order optimality is less than options.TolFun.
( x0 e( v) U1 D& o5 HOptimization terminated: first-order optimality is less than options.TolFun.) Q9 @7 Q, P# ?- T2 z \ l
Optimization terminated: no further progress can be made.
3 Y) ^* n/ D5 [. ^ Trust-region radius less than 2*eps.
; n4 f( @( e: f0 \( R0 r Problem may be ill-conditioned or Jacobian may be inaccurate.
: e$ B9 u z" p7 i h! ^* G Try using exact Jacobian or check Jacobian for errors." @2 c+ |& }% |9 q5 M
另外，对vds原文中设为0，程序中是否也设为0?(程序没有对vds赋值) |
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