Tadeusz Antczak, SADDLE POINT CRITERIA AND THE EXACT MINIMAX PENALTY FUNCTION METHOD IN NONCONVEX PROGRAMMING, Taiwanese Journal of Mathematics, Vol. 17, No. 2 (April 2013), pp. 559-581 ...

This article gives a reformulation of the simplex method for quadratic programming having the advantage of generating tableaux with certain symmetry properties. It is proved that this method gives the ...