%Federica Tinti (ftinti@math.unipd.it)
%Department of Mathematics of Ferrara (ITALY)
%
%map of the HpHard test problem
%
function [f]=HpHard(x)
global M5 q5
%HpHard test problem, with F(x)=Mx+q affine function
%
%Reference:
%P.T. Harker, 'Accelerating the convergence of the diagonalization 
% and projection algorithms for finite-dimensional variational inequalities'
%Mathematical Programming 48, (1990) pp. 29-59.
%
f=M5*x+q5;
