It is proved that there exist at least one minimal continuously essential set of fixed points, and the minimal continuously essential set is connected.
即证明了每一上半连续非空紧凸值集值映射至少存在一个该映射不动点集的极小连续本质集，以及该极小连续本质集是连通的。
It is proved that there exist at least one minimal continuously essential set of fixed points, and the minimal continuously essential set is connected.
即证明了每一上半连续非空紧凸值集值映射至少存在一个该映射不动点集的极小连续本质集，以及该极小连续本质集是连通的。
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