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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 3 L5 D5 i" n. ]9 k$ f9 Q
; S: R8 d0 U6 O$ O, t* }??? Error using ==> mupadinit at 354 K, U1 L3 j8 y5 T0 W# I9 |# L
Unable to initialize kernel
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Error in ==> mupadengine.mupadengine>mupadengine.evalin at 1151 ?5 @8 n1 ?2 U8 ^
[result,status] = mupadmex(statement,8);- R! P. d" Y! L9 f; R
) U/ f& J4 Z5 O/ B( x1 p& ]& hError in ==> E:\Program Files\MATLAB\R2008b\toolbox\symbolic\symengine.p>symengine
% b" S" t. |9 d+ ?" ?8 oat 25/ O9 v8 z, V2 H6 Q* F2 z1 K* ] K8 \
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; k2 m% x4 V# [Error in ==> sym.sym at 69
/ R w" u: m2 K K w0 G6 D2 Neng = symengine;" F" y! C) G, h8 g5 i4 e
0 D: c" }6 [* N8 b% L; hError in ==> syms at 77
5 G0 B/ m7 A" Q+ }- h- ^, Y7 v assignin('caller',x,sym(x));3 H3 C: p. ]$ Y5 Z4 ` H J
& @) a% x+ P; p2 ~Error in ==> DTU at 7
+ d4 Y+ w/ `' y, Usyms iqs ids iqr Rr ws wr vs
! a% Y, i% A9 T! L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.
r. V4 A; V9 u8 tOptimization terminated: first-order optimality is less than options.TolFun.
' P6 o% ]- `* D; U2 o# L! mOptimization terminated: first-order optimality is less than options.TolFun.. l. P/ R2 L# B' V7 y3 Q
Optimization terminated: first-order optimality is less than options.TolFun./ Z8 a% g. U! ~* L+ N( ?; P0 @! ~& b
Optimization terminated: first-order optimality is less than options.TolFun.& H. S K" i8 w8 r0 S
Optimization terminated: first-order optimality is less than options.TolFun./ c: ?1 p6 f7 X( g+ q/ D
Optimization terminated: no further progress can be made., h: s2 M1 }$ p+ H
Trust-region radius less than 2*eps.
3 M( S# f# ]- ]* a8 D* n Problem may be ill-conditioned or Jacobian may be inaccurate.
1 U! V5 J. s) T; k% M Try using exact Jacobian or check Jacobian for errors.
& {: f) _2 y- E/ ^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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