Code covered by the BSD License
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ackley(x)
Ackley function.
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autodiff(x,func,varargin)
AUTODIFF is a function that can be used to wrap some
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autodiff_sparse(x,func,vararg...
AUTOdiff_SPARSE is a function that can be used to wrap some
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colville(x)
% Colville function
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easom(x)
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hart3(x)
% Hartmann function
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interp1(x,y,xi,method)
interp1(x,y,xi) does interpolation for autodiff objects
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mich(x)
% Michalewicz function
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powell(x)
% Powell function
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powerfunc(x)
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rosen(x)
% Rosenbrock function
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schw(x)
% Schwefel function
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y=bh1(x)
% Bohachecsky function 1
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adiff(a,b,c)
adiff(x) creates an autodiff object from a column vector x.
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testsuite.m
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View all files
from
Automatic Differentiation with Matlab Objects
by William McIlhagga
Automatically compute derivatives of functions, without using finite-difference approximations.
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| powerfunc(x)
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function y = powerfunc(x)
%
% Power Sum function
% Matlab Code by A. Hedar (Nov. 23, 2005).
% The number of variables n should be adjusted below.
% The default value of n = 4.
%
n = 4;
b = [8,18,44,114];
s_out = 0;
for k = 1:n;
s_in = 0;
for j = 1:n
s_in = s_in+x(j)^k;
end
s_out = s_out+(s_in-b(k))^2;
end
y = s_out;
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