我们介绍了超凸度量空间中对角拟凸和拟凹的概念。
We introduce concepts of diagonal quasi-convexity and quasi-concavity in hyperconvex metric spaces.
我们判定它是拟凹的。
把拟凹推广到锥拟凹，证明了锥弱有效解集仍是连通的。
The quasiconcave was extended to the cone-quasiconcave, and the cone weak efficient solution set was still connected.
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