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当你出现如下错误:
8 ` g$ k5 j5 G8 p9 fError using sym/subs>normalize (line 201)
: r, V0 k7 n4 M2 v8 AOLD and NEW must have the same number of entries.' F9 ]- A% h: D! n, {9 Y
; s/ q9 {4 p! O' vError in sym/subs>mupadsubs (line 136)! @9 }; N( |2 H G" P5 K, l
[X2,Y2,symX,symY] = normalize(X,Y); %#ok
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Error in sym/subs (line 124)% H1 z! D$ Y& `! G' R
G = mupadsubs(F,X,Y);
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+ [6 i7 t( t( v- fError in Funval (line 20)( I# H* u5 Y; @; t( I( g
fv = subs(f,varvec,varval);
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6 ?, {$ I! ~# F2 H8 N& X9 `Error in minNT (line 17)
1 |+ x/ U" J# d# i9 r: ^ v=Funval(gradf,var,x0);
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1 r* b4 E4 X* E3 l( wError in syong1 (line 4)
8 R/ _; P, D q[x,mf]=minNT(f,[0 0],[t,s]) h% Q# @; X2 G# ^
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你该考虑矩阵是否对应的问题,也就是行列向量的问题
" G* M: h" `0 _( K( u# r) M2 f其实问题就出在这个地方:+ ~; Z. w/ y& G v% l, c
fv = subs(f,varvec,varval);中varvec是【t,s】而varval是【0;1】( L- W* b7 z2 |4 Q2 t
所以正确的Funval如下:
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