ave a history of the gradients of the 
%                          iterates {false}
%
%  TraceGradNorm           Flag to save a history of the norm of the 
%                          gradients of the iterates {false} 
%
%  TraceFuncEvals          Flag to save a history of the number of function 
%                          evaluations performed at each iteration {false}
%%
% *Line Search Parameters*
%
% The following parameters control the behavior of the line search method
% used in the optimization methods.