机构地区: 新疆师范大学数理信息学院
出 处: 《新疆师范大学学报(自然科学版)》 2005年第3期23-24,28,共3页
摘 要: 文章讨论了两类特殊超图的分数横贯数T*,分数匹配数υ*,分数覆盖数ρ*,分数独立数α-*,得到了它们的上(下)界,并且可达。 This paper discusses the fractional transversal number T^* ,fractional marching number v^*, fractional covering number p^* and fractional strong stability number ^-α* of some kinds of special hypergraph,and obtains their lower (super) bound which can be reached.