Tadashi Sakuma

activity

20122025

most citedPebble Exchange Group of Graphs

1 citations · 1 across the 9 of their papers we have counts for

collaborators

Showing 2018Show all

2 papers · 1 filter

math.CO2018

A generalization of the Tutte polynomials

Tsuyoshi Miezaki, Manabu Oura, Tadashi Sakuma +1

In this paper, we introduce the concept of the Tutte polynomials of genus $g$ and discuss some of its properties. We note that the Tutte polynomials of genus one are well-known Tut…

math.CO2018

On the weighted safe set problem on paths and cycles

Shinya Fujita, Tommy Jensen, Boram Park +1

Let $G$ be a graph, and let $w : V (G) \to R$ be a weight function on the vertices of $G$ . For every subset $X$ of $V (G)$ , let $w (X) = \sum_{v \in X} w (v) .$ A non-empty subset…