机构:
Xinjiang Normal Univ, Sch Math Sci, Urumqi 830017, Xinjiang, Peoples R ChinaXinjiang Normal Univ, Sch Math Sci, Urumqi 830017, Xinjiang, Peoples R China
Duan, Fang
[1
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机构:
[1] Xinjiang Normal Univ, Sch Math Sci, Urumqi 830017, Xinjiang, Peoples R China
If G does not contain triangle as induced subgraph, then G is called triangle-free. In this paper, by using the congruent vertices of I-. II- and III-type, we give a complete characterization for the triangle-free graphs with rank 7.
机构:
Xinjiang Normal Univ, Sch Math Sci, Urumqi 830017, Xinjiang, Peoples R ChinaXinjiang Normal Univ, Sch Math Sci, Urumqi 830017, Xinjiang, Peoples R China
Duan, Fang
INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS,
2023,
机构:
INST POLITECN NACL,CTR INVEST & ESTUDIOS AVANZADOS,DEPT MATEMAT,MEXICO CITY 07000,DF,MEXICOINST POLITECN NACL,CTR INVEST & ESTUDIOS AVANZADOS,DEPT MATEMAT,MEXICO CITY 07000,DF,MEXICO