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//Find x in R^2 such that:
// Check if a user specifies correct options for hessian
function y = fun(x)
y = x(1)^2 + x(2)^2;
endfunction
x0 = [1,2];
function y = hess(x)
y=[2,0];
endfunction
options=list("MaxIter", [1000], "CpuTime", [100], "Gradient", "OFF", "Hessian", hess);
//Error
//fminunc: Wrong Input for Objective Hessian function(3rd Parameter)---->Symmetric Matrix function of size [2 X 2] is Expected
//at line 353 of function fminunc called by :
//[xopt,fopt,exitflag,output,gradient,hessian] = fminunc (fun, x0, options);
[xopt,fopt,exitflag,output,gradient,hessian] = fminunc (fun, x0, options);
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