English
Related papers

Related papers: The General Position Problem: A Survey

200 papers

The general position problem for graphs asks for the largest number of vertices in a subset $S \subseteq V(G)$ of a graph $G$ such that for any $u,v \in S$ and any shortest $u,v$-path $P$ we have $S \cap V(P) = \{ u,v\} $, whereas the…

Combinatorics · Mathematics 2025-07-23 Ethan Shallcross , James Tuite , Aoise Evans , Aditi Krishnakumar , Sumaiyah Boshar

The edge geodesic cover problem of a graph $G$ is to find a smallest number of geodesics that cover the edge set of $G$. The edge $k$-general position problem is introduced as the problem to find a largest set $S$ of edges of $G$ such that…

Combinatorics · Mathematics 2022-07-18 Paul Manuel , R. Prabha , Sandi Klavzar

A vertex subset $S$ of a graph $G$ is a general position set of $G$ if no vertex of $S$ lies on a geodesic between two other vertices of $S$. The cardinality of a largest general position set of $G$ is the general position number ${\rm…

Combinatorics · Mathematics 2019-04-17 Bijo S. Anand , Ullas Chandran S. V. , Manoj Changat , Sandi Klavžar , Elias John Thomas

A general position set of a graph $G$ is a set of vertices $S$ in $G$ such that no three vertices from $S$ lie on a common shortest path. In this paper we introduce and study the general position achievement game. The game is played on a…

Combinatorics · Mathematics 2021-11-16 Sandi Klavžar , Neethu P. K. , Ullas Chandran S.

A subset of vertices of a graph $G$ is a general position set if no triple of vertices from the set lie on a common shortest path in $G$. In this paper we introduce the general position polynomial as $\sum_{i \geq 0} a_i x^i$, where $a_i$…

Combinatorics · Mathematics 2024-01-12 Vesna Iršič , Sandi Klavžar , Gregor Rus , James Tuite

The general position number ${\rm gp}(G)$ of a connected graph $G$ is the cardinality of a largest set $S$ of vertices such that no three pairwise distinct vertices from $S$ lie on a common geodesic. It is proved that ${\rm gp}(G)\ge…

Combinatorics · Mathematics 2019-06-04 Sandi Klavzar , Ismael G. Yero

The general position problem in graphs is to find the maximum number of vertices that can be selected such that no three vertices lie on a common shortest path. The mutual-visibility problem in graphs is to find the maximum number of…

Combinatorics · Mathematics 2025-12-10 Dhanya Roy , Sandi Klavžar , Aparna Lakshmanan

The general position number ${\rm gp}(G)$ of a connected graph $G$ is the cardinality of a largest set $S$ of vertices such that no three distinct vertices from $S$ lie on a common geodesic; such sets are refereed to as gp-sets of $G$. The…

Combinatorics · Mathematics 2021-05-11 Sandi Klavžar , Balázs Patkós , Gregor Rus , Ismael G. Yero

The general position number ${\rm gp}(G)$ of a connected graph $G$ is the cardinality of a largest set $S$ of vertices such that no three pairwise distinct vertices from $S$ lie on a common geodesic. The $n$-dimensional grid graph $\pn$ is…

Combinatorics · Mathematics 2020-05-07 Sandi Klavžar , Gregor Rus

The general position problem asks for large sets of vertices such that no three vertices of the set lie on a common shortest path. Recently a dynamic version of this problem was defined, called the \emph{mobile general position problem}, in…

A set of edges $X\subseteq E(G)$ of a graph $G$ is an edge general position set if no three edges from $X$ lie on a common shortest path. The edge general position number ${\rm gp}_{\rm e}(G)$ of $G$ is the cardinality of a largest edge…

Combinatorics · Mathematics 2023-10-17 Jing Tian , Sandi Klavžar , Elif Tan

The general position number of a connected graph is the cardinality of a largest set of vertices such that no three pairwise-distinct vertices from the set lie on a common shortest path. In this paper it is proved that the general position…

Combinatorics · Mathematics 2023-06-22 Jing Tian , Kexiang Xu , Sandi Klavžar

For a given graph \(G\), the general position problem asks for the largest set of vertices \(M \subseteq V(G)\) such that no three distinct vertices of \(M\) belong to a common shortest path in \(G\). A relaxation of this concept is based…

Combinatorics · Mathematics 2024-09-02 Danilo Korže , Aleksander Vesel

Let $G$ be a graph. Assume that to each vertex of a set of vertices $S\subseteq V(G)$ a robot is assigned. At each stage one robot can move to a neighbouring vertex. Then $S$ is a mobile general position set of $G$ if there exists a…

Combinatorics · Mathematics 2024-06-24 Sandi Klavžar , Aditi Krishnakumar , James Tuite , Ismael Yero

A subset $R\subseteq V(G)$ of a graph $G$ is a general position set if any triple set $R_0$ of $R$ is non-geodesic in $G$, that is, no vertex of $R_0$ lies on any geodesic between the other two vertices of $R_0$ in $G$. Let $\mathcal{R}$ be…

Combinatorics · Mathematics 2022-09-30 Jing Tian , Kexiang Xu , Daikun Chao

A general position set S is a set S of vertices in G(V,E) such that no three vertices of S lie on a shortest path in G. Such a set of maximum size in G is called a gpset of G and its cardinality is called the gp-number of G denoted by…

Combinatorics · Mathematics 2023-02-14 R. Prabha , S. Renukaa Devi , Paul Manuel

The general position problem in graph theory asks for the number of vertices in a largest set $S$ of vertices of a graph $G$ such that no shortest path of $G$ contains more than two vertices of $S$. The analogous monophonic position problem…

Combinatorics · Mathematics 2025-11-18 Ullas Chandran S. V. , Sandi Klavžar , Neethu P. K. , James Tuite

The general position number ${\rm gp}(G)$ of a graph $G$ is the cardinality of a largest set of vertices $S$ such that no element of $S$ lies on a geodesic between two other elements of $S$. The complementary prism $G\overline{G}$ of $G$ is…

Combinatorics · Mathematics 2020-01-08 Neethu P. K. , Ullas Chandran S. V. , Manoj Changat , Sandi Klavžar

Given a set of points in the plane, the \textsc{General Position Subset Selection} problem is that of finding a maximum-size subset of points in general position, i.e., with no three points collinear. The problem is known to be ${\rm…

Computational Geometry · Computer Science 2025-04-01 Adrian Dumitrescu

A set of edges $X\subseteq E(G)$ of a graph $G$ is an edge general position set if no three edges from $X$ lie on a common shortest path in $G$. The cardinality of a largest edge general position set of $G$ is the edge general position…

Combinatorics · Mathematics 2023-04-21 Sandi Klavžar , Elif Tan