Spectra of semi-regular polytopes

Spectra of Symmetrized Shuffling Operators

Spectra of Uniform Hypergraphs

Spectral analysis of metric graphs and related spaces

Spectral characterization of a specific class of trees

Spectral Properties of a Binomial Matrix

Spectral Properties of Complex Unit Gain Graphs

Spectral Properties of the Threshold Network Model

Spectral radius and Hamiltonicity of graphs

Spectral radius of finite and infinite planar graphs and of graphs of bounded genus

Spectral saturation: inverting the spectral Turan theorem

Spectral structure of digit sets of self-similar tiles on ${Bbb R}^1$

Spectral study of alliances in graphs

Spectrally degenerate graphs: Hereditary case

Spectrum of Cayley graphs on the symmetric group generated by transpositions

Spectrum of permanent's values and its extremal magnitudes in $Λ_n^3$ and $Λ_n(α,β,γ)$

Sperner and KKM-type theorems on trees and cycles

Sperner partition systems

Spheres arising from multicomplexes

Spherical Averages on Regular and Semiregular Graphs