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Research outputs

A decreasing sequence of upper bounds for the Laplacian energy of a tree   [2014]

Carmona J.; Gutman I.  ; Tamblay N.; Robbiano M.

On graphs whose star complement for -2 is a path or a cycle   [2004]

Bell, Francis; Simić, Slobodan

The energy change of weighted graphs   [2011]

Gutman I.  ; Shao J.

Unicyclic graphs with maximal energy   [2002]

Hou, YP; Gutman, Ivan  ; Woo, CW

The difference and sum of projectors   [2004]

Koliha, JJ; Rakocevic, Vladimir R  ; Straskraba, I

Further results on the least eigenvalue of connected graphs   [2011]

Petrović, Miroslav; Aleksić Lampert, Tatjana ; Simić, Slobodan 

Applications of a theorem by Ky Fan in the theory of graph energy   [2010]

So W.; Robbiano M.; De Abreu N.; Gutman I.  

Bounds for the signless laplacian energy   [2011]

De Abreu N.; Cardoso, Domingos; Gutman I.  ; Andrade, Enide; Robbiano M.

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