Francesco Belardo

Publication Activity (10 Years)

Years Active: 2008-2024
Publications (10 Years): 21

Top Topics

Spectral Decomposition

Graph Theoretic

Adjacency Matrix

Top Venues

Discret. Appl. Math.

Appl. Math. Comput.

Discuss. Math. Graph Theory

Publications

Aida Abiad, Francesco Belardo, Antonina P. Khramova
A switching method for constructing cospectral gain graphs. Discret. Math. 347 (4) (2024)
Francesco Belardo, Elismar R. Oliveira, Vilmar Trevisan
Limit points of (signless) Laplacian spectral radii of linear trees. Appl. Math. Comput. 477 (2024)
Francesco Belardo, Maurizio Brunetti
Limit points for the spectral radii of signed graphs. Discret. Math. 347 (2) (2024)
Muhuo Liu, Shumei Pang, Francesco Belardo, Akbar Ali
-apex trees with minimum augmented Zagreb index. Discret. Math. 346 (7) (2023)
Francesco Belardo, Zoran Stanic, Tomas Zaslavsky
Total graph of a signed graph. Ars Math. Contemp. 23 (1) (2022)
Kun Cheng, Muhuo Liu, Francesco Belardo
The minimal augmented Zagreb index of k-apex trees for k∈{1, 2, 3}. Appl. Math. Comput. 402 (2021)
Francesco Belardo, Maurizio Brunetti, Vilmar Trevisan
Locating eigenvalues of unbalanced unicyclic signed graphs. Appl. Math. Comput. 400 (2021)
Jianfeng Wang, Mei Lu, Lu Lu, Francesco Belardo
Spectral properties of the eccentricity matrix of graphs. Discret. Appl. Math. 279 (2020)
Milica Andelic, Francesco Belardo, Zoran Stanic
Preface. Discuss. Math. Graph Theory 40 (2) (2020)
Francesco Belardo, Maurizzo Brunetti, Nathan Reff
Balancedness and the least Laplacian eigenvalue of some complex unit gain graphs. Discuss. Math. Graph Theory 40 (2) (2020)
Francesco Belardo, Xiaogang Liu, Jianfeng Wang, Jing Wang
radius does not exceed 2. Discuss. Math. Graph Theory 40 (2) (2020)
Francesco Belardo, Maurizio Brunetti, Adriana Ciampella
On the multiplicity of α as an Aα(Γ)-eigenvalue of signed graphs with pendant vertices. Discret. Math. 342 (8) (2019)
Francesco Belardo, Maurizio Brunetti, Adriana Ciampella
Edge perturbation on signed graphs with clusters: Adjacency and Laplacian eigenvalues. Discret. Appl. Math. 269 (2019)
Yuedan Yao, Muhuo Liu, Francesco Belardo, Chao Yang
Unified extremal results of topological indices and spectral invariants of graphs. Discret. Appl. Math. 271 (2019)
Francesco Belardo, Sebastian M. Cioaba, Jack H. Koolen, Jianfeng Wang
Open problems in the spectral theory of signed graphs. CoRR (2019)
Francesco Belardo, Matteo Cavaleri, Alfredo Donno
Wreath product of a complete graph with a cyclic graph: Topological indices and spectrum. Appl. Math. Comput. 336 (2018)
Francesco Belardo, Sebastian M. Cioaba, Jack H. Koolen, Jianfeng Wang
Open problems in the spectral theory of signed graphs. Art Discret. Appl. Math. 1 (2) (2018)
Francesco Belardo
The International Congress on Hypergraphs, Graphs and Designs – HyGraDe 2017. Art Discret. Appl. Math. 1 (2) (2018)
Jianfeng Wang, Mei Lu, Francesco Belardo, Milan Randic
The anti-adjacency matrix of a graph: Eccentricity matrix. Discret. Appl. Math. 251 (2018)
Xiyuan Feng, Jianfeng Wang, Francesco Belardo
Spectral characterizations of graphs with at most two (signless) Laplacian eigenvalues greater than 2. Ars Comb. 139 (2018)
Francesco Belardo, Enzo Maria Li Marzi, Slobodan K. Simic
Signed line graphs with least eigenvalue -2: The star complement technique. Discret. Appl. Math. 207 (2016)
Jianfeng Wang, Francesco Belardo
Signless Laplacian eigenvalues and circumference of graphs. Discret. Appl. Math. 161 (10-11) (2013)
Jianfeng Wang, Qiongxiang Huang, Kok Lay Teo, Francesco Belardo, Ruying Liu, Chengfu Ye
Almost every complement of a tadpole graph is not chromatically unique. Ars Comb. 108 (2013)
Francesco Belardo
Perturbations on bidegreed graphs minimizing the spectral radius. Electron. Notes Discret. Math. 40 (2013)
Francesco Belardo, Enzo Maria Li Marzi, Slobodan K. Simic
Trees with minimal index and diameter at most four. Discret. Math. 310 (12) (2010)
Jianfeng Wang, Francesco Belardo, Qiongxiang Huang, Bojana Borovicanin
On the two largest Q-eigenvalues of graphs. Discret. Math. 310 (21) (2010)
Jianfeng Wang, Francesco Belardo, Qiongxiang Huang, Enzo Maria Li Marzi
Spectral Characterizations of Dumbbell Graphs. Electron. J. Comb. 17 (1) (2010)
Francesco Belardo, Enzo Maria Li Marzi, Slobodan K. Simic, Jianfeng Wang
On the Index of Necklaces. Graphs Comb. 26 (2) (2010)
Jianfeng Wang, Qiongxiang Huang, Xinhui An, Francesco Belardo
Some results on the signless Laplacians of graphs. Appl. Math. Lett. 23 (9) (2010)
Jianfeng Wang, Qiongxiang Huang, Francesco Belardo, Enzo Maria Li Marzi
On the spectral characterizations of ∞-graphs. Discret. Math. 310 (13-14) (2010)
Slobodan K. Simic, Enzo Maria Li Marzi, Francesco Belardo
On the index of caterpillars. Discret. Math. 308 (2-3) (2008)
Francesco Belardo, Enzo Maria Li Marzi, Slobodan K. Simic
Ordering graphs with index in the interval (2, sqrt(2+sqrt(5))). Discret. Appl. Math. 156 (10) (2008)