1) strongly lidelof mapping
强lindelof映射
2) closed Lindelof mapping
闭Lindelof映射
1.
We prove that closed Lindelof mappings with regular domains and images inversely preserve sequential mesocompactness,which improves the same result of Mancuso V J about perfect mappings.
证明了正则空间中闭Lindelof映射逆保持序列式meso紧性,从而改进了Mancuso V J关于正则空间中完备映射逆保持meso紧性这一结果;进一步我们指出定理条件中原象空间的正则性不可被省略而象空间的正则性可以用原象空间的正规性来替代。
3) lindelof mapping
lindelof映射
4) strong map
强映射
1.
Strong maps and rank strong maps between matroids;
拟阵之间的强映射与秩强映射
2.
The concepts of strong map between matroids and an automorphism of a matroid are first extended to that of greedoids,and then followed by presenting some decision theorems for strong maps of greedoids and two methods of finding the strong maps of a greedoid concretely.
将拟阵间有关强映射和自同构的概念推广到广义拟阵上。
3.
This thesis first gives the concept of rank on poset matroids, followed by temp ting the (rank)strong maps between poset matroids and showing that this strong m aps satisfies the commutative property.
首先给出偏序集拟阵上秩的概念 ,并由此产生了偏序集拟阵间 (秩 )强映射的概念 ,这种强映射满足交换性质 。
5) rank strong map
秩强映射
1.
Strong maps and rank strong maps between matroids;
拟阵之间的强映射与秩强映射
6) strongly distance-a preserving map
强保a映射
补充资料:椐椐强强
1.相随貌。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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