A、原問(wèn)題有最優(yōu)解,對(duì)偶問(wèn)題可能沒(méi)有最優(yōu)解 B、原問(wèn)題與對(duì)偶問(wèn)題可能都沒(méi)有最優(yōu)解 C、可能一個(gè)問(wèn)題有最優(yōu)解,另一個(gè)問(wèn)題具有無(wú)界解 D、原問(wèn)題與對(duì)偶問(wèn)題都具有最優(yōu)解
A、-1/3X4-1/3X5<=2/3 B、X4-X5<=-2 C、X4+X5+S=2 D、-1/3X4-1/3X5+S=-2/3
A、使原問(wèn)題保持可行 B、使對(duì)偶問(wèn)題保持可行 C、逐步消除原問(wèn)題不可行性 D、逐步消除對(duì)偶問(wèn)題不可行性