EMIS ELibM Electronic Journals PUBLICATIONS DE L'INSTITUT MATHEMATIQUE (BEOGRAD) (N.S.)
Vol. 77(91), pp. 53–60 (2005)

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ON GRAPHS WHOSE REDUCED ENERGY DOES NOT EXCEED 3

Mirjana Lazic

Prirodno-matematicki fakultet,34000 Kragujevac, p.p. 60, Serbia and Montenegro

Abstract: In [3], Lepovic described all connected graphs whose reduced energy, i.e., the sum of absolute values of all eigenvalues except the least and the largest ones, does not exceed 2.5. Here we describe all connected graphs whose reduced energy does not exceed 3.

Classification (MSC2000): 05C50

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Electronic fulltext finalized on: 7 Nov 2005. This page was last modified: 11 May 2006.

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