Sharp upper bounds on the second largest eigenvalues of connected graphs
Zhai, Mingqing, Lin, Huiqiu, Wang, Bing
Published in Linear algebra and its applications (01.07.2012)
Published in Linear algebra and its applications (01.07.2012)
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Journal Article
Outerplanarity of line graphs and iterated line graphs
Lin, Huiqiu, Yang, Weihua, Zhang, Hailiang, Shu, Jinlong
Published in Applied mathematics letters (01.07.2011)
Published in Applied mathematics letters (01.07.2011)
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Journal Article
Eigenvalues and triangles in graphs
Lin, Huiqiu, Ning, Bo, Wu, Baoyindureng
Published in Combinatorics, probability & computing (01.03.2021)
Published in Combinatorics, probability & computing (01.03.2021)
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Journal Article
Spectral extrema of graphs with fixed size: Cycles and complete bipartite graphs
Zhai, Mingqing, Lin, Huiqiu, Shu, Jinlong
Published in European journal of combinatorics (01.06.2021)
Published in European journal of combinatorics (01.06.2021)
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Journal Article