This paper points out that the mathematical result of the corollary of the saddlepointtheorem is incorrect, and further are discussed the conditions about the existence of the saddlepoint.
本文指出了鞍点定理的推论的数学结果是不正确的,并进而讨论了鞍点的存在条件。
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Methods Using the properties of saddlepoint and alternative theorem, the sufficient and necessary conditions of a super efficient point being a generalized saddle point are obtained.