Analysis of information sources in references of the Wikipedia article "Liu Gang" in Romanian language version.
Dizidentul chinez Liu Gang (arhiva) in Cambridge, Massachusets., imediat dupa ce a primit permisul de sedere in SUA. Liu a primit o sentinta de sase ani de puscarie pentru ca a indraznit sa ceara un regim democratic in China, fiind unul dintre participantii la demonstratiile din Piata Tiananmen in 1989.
Nonlinear programming, Linear programming, Quadratic programming, Interior point, Simplex, Polyhedron, Polynomial, Closed-form solution, Basic feasible solution.