通过对模糊拟阵的相关性、闭包算子和模糊闭集的研究，得到了模糊闭集和模糊闭包算子的几个重要性质。
Several important properties of fuzzy close sets and fuzzy closure operator are derived by analyzing and investigating relativity, closure operators and fuzzy close sets in the fuzzy matroids.
层次闭集可以形成一种拓扑，称之为模糊层次拓扑。
They form a topology, and it is called fuzzy stratiform topology.
引入线性拓扑空间中的凸闭模糊集概念，得到闭模糊集是凸模糊集的充分必要条件。
It is obtained that a necessary and sufficient condition for a closed fuzzy set to be a convex fuzzy set.
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