Cover Image

Ramanujan graphs with diameter at most three

Fuente: arXiv

Saved in:

Bibliographic Details
Main Author:	Ebrahimi, Mahdi
Format:	Preprint
Published:	2024
Subjects:	Combinatorics 05C50
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Littlewood-Richardson coefficients and the eigenvalues of integral line graphs
by: Ebrahimi, Mahdi
Published: (2023)

Cayley graphs on symmetric groups generated by $n$-cycles are hyperenergetic
by: Ebrahimi, Mahdi
Published: (2024)

Cayley graphs on $p$-solvable groups generated by $p$-singular elements
by: Ebrahimi, Mahdi
Published: (2024)

On non-bipartite graphs with integral signless Laplacian eigenvalues at most 6
by: Oh, Semin, et al.
Published: (2025)

Hypergraph coverings and Ramanujan Hypergraphs
by: Song, Yi-Min, et al.
Published: (2023)

Non-geometric distance-regular graphs of diameter at least $3$ with smallest eigenvalue at least $-3$
by: Koolen, Jack, et al.
Published: (2023)

Graph rigidity properties of Ramanujan graphs
by: Cioabă, Sebastian M., et al.
Published: (2022)

On the second largest adjacency eigenvalue of trees with given diameter
by: Kumar, Hitesh, et al.
Published: (2024)

Minimum algebraic connectivity and maximum diameter: Aldous--Fill and Guiduli--Mohar conjectures
by: Abdi, Maryam, et al.
Published: (2022)

Degree-similar graphs and cospectral graphs
by: Fan, Yi-Zheng, et al.
Published: (2025)

Constructing cospectral graphs by unfolding non-bipartite graphs
by: Kannan, M. Rajesh, et al.
Published: (2024)

Spectral extrema of graphs with fixed size: forbidden a fan graph, friendship graph or theta graph
by: Li, Shuchao, et al.
Published: (2024)

Grover walks on unitary Cayley graphs and integral regular graphs
by: Bhakta, Koushik, et al.
Published: (2024)

On the Sombor index of the total graph and the unit graph of commutative rings
by: Pathak, Abhishek Vaibhav, et al.
Published: (2024)

A characterization of generalized cospectrality of rooted graphs with applications in graph reconstruction
by: Wang, Wei, et al.
Published: (2024)

Eigenvalues and triangles in graphs
by: Lin, Huiqiu, et al.
Published: (2019)

Well-failed graphs
by: Jacob, Bonnie
Published: (2025)

On the eccentric graph of trees
by: Sorgun, Sezer, et al.
Published: (2023)

On the degrees of regular nut graphs and Cayley nut graphs
by: Bašić, Nino, et al.
Published: (2024)

A family of regular integral graphs and its application to the $n$-Queens' graph
by: Cardoso, Domingos M., et al.
Published: (2025)

Connected triangle-free planar graphs whose second largest eigenvalue is at most 1
by: Cheng, Kun, et al.
Published: (2024)

Construction of non-regular $A_α$-cospectral graphs from some join of graphs
by: K, Najiya V, et al.
Published: (2022)

On irreducibility of eccentricity matrix of graphs and construction of $ε-$equienergetic graphs
by: Ashokan, Anjitha, et al.
Published: (2024)

Gain distance Laplacian matrices for complex unit gain graphs
by: Khan, Suliman
Published: (2024)

On the resistance regular graphs
by: T, Haritha, et al.
Published: (2024)

A bound on the girth of quaternion unit gain graphs in terms of the rank
by: Khan, Suliman, et al.
Published: (2024)

Extremal graphs for the maximum $A_α$-spectral radius of graphs with order and size
by: Zhang, Jie, et al.
Published: (2025)

Turán extremal graphs vs. Signless Laplacian spectral Turán extremal graphs
by: Chen, Ming-Zhu, et al.
Published: (2026)

New arithmetic invariants for cospectral graphs
by: Ji, Yizhe, et al.
Published: (2024)

Toughness and Aα-spectral radius in graphs
by: Zhou, Sizhong, et al.
Published: (2024)

On the spectral extremal problem of planar graphs
by: Wang, Xiaolong, et al.
Published: (2024)

Main functions and the spectrum of super graphs
by: Arunkumar, G., et al.
Published: (2024)

Vertex energies of splitting and shadow graphs
by: A, Harshitha, et al.
Published: (2026)

Positive and negative 3-energies of graphs
by: Chen, Zhengbo, et al.
Published: (2026)

Spectral properties of $\mathcal{C}$-graphs
by: Mandal, Santanu, et al.
Published: (2022)

Cospectral graphs obtained by edge deletion
by: Godsil, Chris, et al.
Published: (2023)

On extremal graphs with respect to the ABS index
by: Shetty, Swathi, et al.
Published: (2025)

Counterexamples to a conjecture on graph inertia
by: Chen, Hongzhang, et al.
Published: (2026)

The existence of a spanning tree with leaf distance at least $d$ and leaf degree at most $k$ via the size or the spectral radius with respect to the minimum degree
by: Lin, Jifu, et al.
Published: (2024)

Spectral radius of graphs of given size with forbidden a fan graph $F_6$
by: Gao, Jing, et al.
Published: (2024)