Unconstrained optimization using Powell: powell_run.m - File Exchange

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Highlights from
Unconstrained optimization using Powell

S=test(x) Edgar & Himmelblau, 1988
[stepsize,xo,Ot,nS]=aurea(S,x... Performs line search procedure for unconstrained optimization
[stepsize,xo,Ot,nS]=coggins(S... Performs line search procedure for unconstrained optimization
[x1,x2,nS]=bracket(S,x0,d,pro... Bracket the minimum (or maximum) of the objective function
[xo,Ot,nS]=powell(S,x0,ip,met... Unconstrained optimization using Powell.
powell_run.m
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from Unconstrained optimization using Powell by Giovani Tonel
Unconstrained optimization using Powell

powell_run.m

% Testing powell, by using test10 (problem found on Edgar & Himmelblau, 1988)
%
% by Giovani Tonel (giotonel@enq.ufrgs.br)
%
% [xo,Ot,nS]=powell('test10',[-1.2, 1],0,[],[],[],[],[],300)
% 
% xo = 
%   1.0e-018 *
% 
%     0.1599
%    -0.0652
% 
% 
% Ot =  1.2742e-037
% 
% 
% nS = 87

[xo,Ot,nS]=powell('test10',[-1.2, 1],0,[],[],[],[],[],300)

Highlights from Unconstrained optimization using Powell

Highlights from
Unconstrained optimization using Powell