Maria Aguieiras A. de Freitas

According to our database, Maria Aguieiras A. de Freitas authored at least 9 papers between 2009 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Ordering trees by α-index.

Diego de Souza Maceira Belay, Celso M. da Silva, Maria Aguieiras A. de Freitas

Comput. Appl. Math., February, 2024

2023

On the multiplicities of distance Laplacian eigenvalues.

Rosário Fernandes, Maria Aguieiras A. de Freitas, Celso M. da Silva, Renata R. Del-Vecchio

Comput. Appl. Math., October, 2023

2022

Relationships between algebraic connectivity and vertex connectivity.

Clarianne Luciola de A. V. M. Lucas, Renata R. Del-Vecchio, Maria Aguieiras A. de Freitas, Joice S. do Nascimento

Comput. Appl. Math., April, 2022

2021

On trees with algebraic connectivity greater than or equal to $$2\left( 1-\cos \left( \frac{\pi }{7}\right) \right) $$.

Diego de Souza Maceira Belay, Maria Aguieiras A. de Freitas, Celso M. da Silva

Comput. Appl. Math., 2021

2019

The distance matrix of caterpillar.

Joice S. do Nascimento, Maria Aguieiras A. de Freitas, Renata R. Del-Vecchio

Discret. Appl. Math., 2019

2013

Spectra of graphs obtained by a generalization of the join graph operation.

Domingos M. Cardoso, Maria Aguieiras A. de Freitas, Enide Andrade Martins, María Robbiano

Discret. Math., 2013

Simultaneously integral graphs on three associated matrices.

Nair Maria Maia de Abreu, Maria Aguieiras A. de Freitas, Renata R. Del-Vecchio

Proceedings of the 12th Cologne-Twente Workshop on Graphs and Combinatorial Optimization, 2013

2009

On Q-spectral integral variation.

Maria Aguieiras A. de Freitas, Renata R. Del-Vecchio, Nair Maria Maia de Abreu, Steve Kirkland

Electron. Notes Discret. Math., 2009

Some Infinite Families of Q-Integral Graphs.

Maria Aguieiras A. de Freitas, Nair Maria Maia de Abreu, Renata R. Del-Vecchio

Proceedings of the 8th Cologne-Twente Workshop on Graphs and Combinatorial Optimization, 2009