supported by Youth Project of National Natural Science Foundation of China“The discrete isoperimetric problem of graphs and the study of weierstrass type functions with extremely related conditional connectivity”(12101528)。
supported by National Natural Science Foundation of Xingjiang,China“Fault-tolerance of graphs and networks”(2020D04046);National Natural Science Foundation of the People’s Republic of China“On the sizes of vertex(edge)-k-maximal r-uniform hypergraphs”(11261086);“On the disjoint path covers in graphs and related problems”(12261085)。