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Ok, I am still struggling fsolve with 'index exceeds matrix deminsion' error issue. Need your advice!

1 回表示 (過去 30 日間)
I am trying such as following code. But it keeps giving "index exceeds matrix dimension error"
g=0.03; %gamma
b=0.45; %beta
a=0.3; %alpha
aa=2.5222; %1+alphabeta/beta
rho=0.5; %rho
r=1+rho*b/(1+a*b); %1+rho/1+alphabeta
th1=0.000045; %theta1
th2=0.000037; %theta2
R=900; %Resource
S=210; %S_-1
B=1/(1-a-g); %1/1-alpha-gamma
A02=1.5;
A01=1.2;
A12=1.9;
A11=1.8;
W=1;
psi0=A02/A01;
psi1=A12/A11;
%%%%%%%%%
E0=[225 225,225 225];
options=optimset('Display','iter');
E=fsolve(@pl, E0, options)
%%pl.m function is
function F = pl(E)
global W th1 th2 R rho a b g psi0 psi1
F =
[g/E(2,1)-(th1+W*th2)-(1+a*b)/b*(g/E(1,1)-(1+rho*b/(1+a*b))*(th1+W*th2));
g/(psi1*E(2,1))-(1/W*th1+th2)-(1+a*b)/b*(g/(psi0*E(1,1))-((1+rho*b/(1+a*b))*(1/W*th1+th2)));
R-(E(1,1)+E(1,2)+E(1,1)+E(2,2));
E02-phi0*E(1,1);
E12-phi1*E(2,1);
psi0-psi1];
%%error message is
??? Index exceeds matrix dimensions.
Error in ==> pl at 4
F =[g/E(2,1)-(th1+W*th2)-(1+a*b)/b*(g/E(1,1)-(1+rho*b/(1+a*b))*(t1+W*th2));
Error in ==> fsolve at 254
fuser = feval(funfcn{3},x,varargin{:});
Caused by:
Failure in initial user-supplied objective function evaluation. FSOLVE cannot continue.

採用された回答

Walter Roberson
Walter Roberson 2012 年 3 月 30 日
E0=[225 225,225 225]; does not create a 2 x 2 array. To create a 1 x 4 array use
E0=[225 225;225 225];
  2 件のコメント
Joon Jeon
Joon Jeon 2012 年 3 月 31 日
Ok, thanks for your answer.
But now it gives a new error saying
??? Error using ==> mldivide
Matrix dimensions must agree.
what is wrong with my coding??
Walter Roberson
Walter Roberson 2012 年 3 月 31 日
Are any of your global variables arrays?
What is E02 and E12? You use them near the end of F but do not appear to define them.

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