Erlang Surya

1 citations · 1 across the 2 of their papers we have counts for

collaborators

2 papers

math.CO2025

Distance Exceptional Graphs and the Curvature Index

Sawyer Jack Robertson, Finn Southerland, Erlang Surya

A graph $G = (V, E)$ on $n$ vertices is said to be \emph{distance exceptional} if the equation $D x = 1$ admits no solution $x \in R^{n}$ , where $D\in\mathbb{R…

math.CO2022★ 1 cited

Counting Deranged Matchings

Sam Spiro, Erlang Surya

Let $pm (G)$ denote the number of perfect matchings of a graph $G$ , and let $K_{r \times 2 n / r}$ denote the complete $r$ -partite graph where each part has size $2 n / r$ . Johnso…