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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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" I/ q, k0 A! r1 X??? Error using ==> mupadinit at 35
# ]/ I; j( y: }* ~$ w0 F! RUnable to initialize kernel' M j% b. A3 i7 h
6 p$ l, l3 j' E+ C. c
Error in ==> mupadengine.mupadengine>mupadengine.evalin at 1159 r4 J. O) e9 {6 r8 x
[result,status] = mupadmex(statement,8);( [- U, \, W, c2 C9 Q0 Q4 ?: a0 ~
. h0 r/ c+ s# ]6 K& V5 m0 ]
Error in ==> E:\Program Files\MATLAB\R2008b\toolbox\symbolic\symengine.p>symengine
1 X6 R: g5 ?( P& _% hat 25
8 j1 |# P: e' }7 w+ v& @8 _' x6 x1 U& e
B3 q; N9 S5 A/ v
Error in ==> sym.sym at 69
) _" C+ t( ^8 C$ V! D0 r* q8 neng = symengine;/ K( \& M% j" D. F$ V% H4 T
3 _2 Y+ U1 }/ i- j w! {
Error in ==> syms at 77
3 D/ G* u$ ^, M! } assignin('caller',x,sym(x));% O5 V" N4 r& [: y, h8 m
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Error in ==> DTU at 74 P O3 ^9 K0 j! C
syms iqs ids iqr Rr ws wr vs5 ^! e/ R7 b1 a
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.
1 H& \* M* K: H; nOptimization terminated: first-order optimality is less than options.TolFun.
, K$ g1 p9 d9 w% L4 dOptimization terminated: first-order optimality is less than options.TolFun.
* N" E: ^* L1 M( C( B$ iOptimization terminated: first-order optimality is less than options.TolFun.
) [" f% ^, u/ x* ~& A" m0 GOptimization terminated: first-order optimality is less than options.TolFun.
& o3 u! } k6 ?Optimization terminated: first-order optimality is less than options.TolFun.
. J0 Q3 v4 t+ x7 \5 K( \6 D8 oOptimization terminated: no further progress can be made.
: d' W1 H( I# R0 m9 Y Trust-region radius less than 2*eps.
% y/ M v d' m; Y Problem may be ill-conditioned or Jacobian may be inaccurate.
6 M, U! Z4 K. [ l* w Try using exact Jacobian or check Jacobian for errors.6 d+ d9 w# l6 E+ H" I2 R
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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