A PTAS for the minimization of polynomials of fixed degree over the simplex.

Etienne de Klerk Monique Laurent Pablo A. Parrilo A PTAS for the minimization of polynomials of fixed degree over the simplex. 210-225 2006 361 Theor. Comput. Sci. 2-3 http://dx.doi.org/10.1016/j.tcs.2006.05.011 db/journals/tcs/tcs361.html#KlerkLP06