S. Schmidt

collaborators

2 papers

math.DS2020

New Estimates on the bounds of Brunel's operator

I. Assani, R. S. Hallyburton, S. McMahon +2

We study the coefficients of the Taylor series expansion of powers of the function $ψ (x) = \frac{1 - 1 - x}{x}$ , where the Brunel operator $A \equiv A (T)$ is defined as $ψ (T)$ for…

math.GR2020

The cyclic graph (deleted enhanced power graph) of a direct product

David G. Costanzo, Mark L. Lewis, Stefano Schmidt +2

Let $G$ be a finite group. Define a graph on the set $G^{#} = G ∖ {1}$ by declaring distinct elements $x, y \in G^{#}$ to be adjacent if and only if $\langle x,y\rangle…