These results are meaningful in incomplete information systems. At last, from the point of view of pansystems methodology. we study the existence of panchoas,panattractor,strange panattractor in information systems,and their relations with equivalent classses.
最后,从泛系方法论的角度,研究信息系统中泛浑沌、泛引子和泛怪引子的存在性及它们与分类之间的关系。
参考来源 - 不完备信息系统的粗集扩展模型及属性约简·2,447,543篇论文数据，部分数据来源于NoteExpress
目的简化格化拓扑中泛邻元系公理系统和网泛敛关系公理系统。
AimTo simplify the axiomatical system of the pan-neighbourhood system and the net pan-convergence relation.
结论泛邻元系公理系统和网泛敛关系公理系统简化后，表述更清晰，应用更方便。
Conclusion After the axiomatical system of the pan-neighbourhood system and the net pan-convergence are simplified, a clearer demonstration and a more convenient appliance will be shown.
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