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¸÷λ´óÏÀ£¬ÎÒÏë¸ãһϷÇÏßÐÔ×îС¶þ³ËÄâºÏ£¬µ«ÎҵıäÁ¿x¡¢y·Ö±ð¶¼ÊÇÏòÁ¿£¬ÎÒÏëÓÃmatlabµÄ¸ß˹ţ¶Ù·¨Çó½â£¬ÎÒ±àµÄÈçÏ£º function ff=fun(vector) x=vector(1) y=vector(2) for i=1:4 for j=1:4 A(i,j)=0,B(i,j)=0,b(i)=0,c(i)=0 for k=1:10 A(i,j)=A(i,j)+(w(k)*x(j))^2*(w(k)*x(i))^2/(G1(k))^2/(1+(w(k)*... x(j))^2)/(1+(w(k)*x(i))^2); B(i,j)=B(i,j)+2*y(i)*w(k)^2*x(i)*(w(k)*x(j))^2/(G1(k)^2)/(1+... (w(k)*x(i))^2)^2/(1+(w(k)*x(j))^2); b(i)=b(i)+(w(k)*x(i))^2/G1(k)/(1+(w(k)*x(i))^2); c(i)=c(i)+2*y(i)*x(i)*(w(k))^2/G1(k)/(1+(w(k)*x(i))^2); end end end b=b'; c=c'; ff(1)=A*x-b; ff(2)=B*y-c; ÔÚ¸³Öµx=[1 100 1000 10000],y=[100000,20000,900,20]ºó³öÏÖÈçÏÂÎÊÌ⣺ fsolve(@fun1,x0,y0) x = 0.0100 y = 0.2000 A = 0 B = 0 b = 0 c = 0 ??? Undefined function or method 'w' for input arguments of type 'double'. Error in ==> fun1 at 8 A(i,j)=A(i,j)+(w(k)*x(j))^2*(w(k)*x(i))^2/(G1(k))^2/(1+(w(k)*... Error in ==> fsolve at 254 fuser = feval(funfcn{3},x,varargin{:}); Caused by: Failure in initial user-supplied objective function evaluation. FSOLVE cannot continue. Çë´ó¼Ò°ï°ïæÁË£¡Íò·Ö¸Ðл |
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dbb627
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4Â¥2011-11-24 11:12:36
dbb627
ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)
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ר¼Ò¾Ñé: +4 - ¼ÆËãÇ¿Ìû: 12
- Ó¦Öú: 289 (´óѧÉú)
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- Ìû×Ó: 1246
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2Â¥2011-11-24 11:07:42
wtisunday
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3Â¥2011-11-24 11:09:43
wtisunday
ľ³æ (ÕýʽдÊÖ)
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- Ìû×Ó: 937
- ÔÚÏß: 568.8Сʱ
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- ×¢²á: 2007-10-27
- ÐÔ±ð: GG
- רҵ: ¸ß·Ö×Ó²ÄÁϵļӹ¤Óë³ÉÐÍ
5Â¥2011-11-24 11:16:59









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