您要查找的是不是：
- L-預閉包算子L-preclosure Operator
- 預閉包算子pre-closure operator
- u閉包算子u-closure operator
- 閉obstruct
- 強半預閉集strongly semi-preclosed set
- 偽閉包算子pseudo-closure operator
- 代數閉包算子algebraic closure operator
- 推理閉包算子reasoning closure operator
- L-閉包空間L-closure spaces
- 閉包closure
- 拓撲閉包算子topological closure operator
- 正規L-閉包空間normal L-closure spaces
- 閉包有限的closure finite
- 凹閉包concave closure
- 乘積L-閉包空間product L- closure space
- 閉包代數closure algebra
- 閉包假設closure assumption
- 閉包條件closure condition
- 閉包問(wèn)題closure problem
- 閉包性質(zhì)closure property
