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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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??? Error using ==> mupadinit at 35
! y) I9 j6 A5 `2 f" b8 V, u! K' YUnable to initialize kernel
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+ }& z& Z: A5 J! b' UError in ==> mupadengine.mupadengine>mupadengine.evalin at 115
6 F& H8 U! e3 S [result,status] = mupadmex(statement,8);/ l- k" x, n8 m u( I4 T
/ n) j1 I# W! r5 D" ?
Error in ==> E:\Program Files\MATLAB\R2008b\toolbox\symbolic\symengine.p>symengine
: e$ ]. D, L; e" U5 j2 z, Gat 251 h K- j u. M6 V4 B
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) p. `" W8 W0 z. Z1 m0 E: w' |Error in ==> sym.sym at 69
% U) T( a8 R- D% D& v2 ieng = symengine;2 |$ n9 v- A/ O' J0 c9 a" u, W
& Y% H8 W$ B0 \7 e; F) I! iError in ==> syms at 77
4 [5 T- H; V# { assignin('caller',x,sym(x));' K: d. {0 D3 n1 n, {
0 D* `9 n8 R% R7 Z3 T/ ^8 b: iError in ==> DTU at 7
. p$ q) ~$ g( U# {, Hsyms iqs ids iqr Rr ws wr vs1 P B6 w( T O+ ?
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 Z' U# p1 N m, Z9 _
Optimization terminated: first-order optimality is less than options.TolFun.* ]( D: J& M* B: Y$ X
Optimization terminated: first-order optimality is less than options.TolFun.
+ a, G- F1 R. ^& H8 k* e. k- i W( OOptimization terminated: first-order optimality is less than options.TolFun.8 z: e1 A6 _; _0 O
Optimization terminated: first-order optimality is less than options.TolFun.1 E1 O/ ^% u; u1 f9 {: T8 q# ?' T
Optimization terminated: first-order optimality is less than options.TolFun.* ^/ Z+ \4 A" O, c0 d* L
Optimization terminated: no further progress can be made.
7 ?2 M, x8 F6 w- y. O$ Y' Z. ` Trust-region radius less than 2*eps.1 w2 x2 }7 A, @6 _/ D% }% n: D
Problem may be ill-conditioned or Jacobian may be inaccurate. e) O" B" Q/ P( b* O
Try using exact Jacobian or check Jacobian for errors.
" s" T# ^1 X7 T/ ^1 V+ B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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