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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 358 a: Z+ _. x) Y
Unable to initialize kernel
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Error in ==> mupadengine.mupadengine>mupadengine.evalin at 115+ Z' D9 n5 r) ] o2 x% j
[result,status] = mupadmex(statement,8);
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) `. f Z* O! J* S2 R" AError in ==> E:\Program Files\MATLAB\R2008b\toolbox\symbolic\symengine.p>symengine
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Error in ==> sym.sym at 69( ~2 A; `3 Q; Q" y) L9 q% i8 W# b# I
eng = symengine;
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/ |$ Z$ i/ w; y. Q! K; ]3 PError in ==> syms at 77
1 ]3 O4 L; ?' i assignin('caller',x,sym(x));4 o% f. U* A8 s* E
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Error in ==> DTU at 70 q: A! e" W* c: Z% \* l4 u
syms iqs ids iqr Rr ws wr vs5 r, s) x; U$ K/ Y- S n! [
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.
$ b. ^0 j5 q/ Y* LOptimization terminated: first-order optimality is less than options.TolFun.
* E& V8 c5 W; F6 t% POptimization terminated: first-order optimality is less than options.TolFun.9 ?" `$ x! a( B ?
Optimization terminated: first-order optimality is less than options.TolFun.2 U. e" Q! y% d1 Q
Optimization terminated: first-order optimality is less than options.TolFun.
r2 p& O+ y: q' _Optimization terminated: first-order optimality is less than options.TolFun.( C1 N# R6 t9 R. m! m/ h
Optimization terminated: no further progress can be made.
- x- ~/ _& k0 Y Trust-region radius less than 2*eps.
: t0 s* i9 K; ~# U# ~ Problem may be ill-conditioned or Jacobian may be inaccurate.& x- p5 S5 `5 `
Try using exact Jacobian or check Jacobian for errors.
9 W+ U* p i3 H8 z2 a1 J7 z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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