List-$k$-Coloring $H$-free graphs for all $k>4$

Bibliographic Details
Title: List-$k$-Coloring $H$-free graphs for all $k>4$
Authors: Chudnovsky, Maria, Hajebi, Sepehr, Spirkl, Sophie
Publication Year: 2023
Collection: Mathematics
Subject Terms: Mathematics - Combinatorics
More Details: Given an integer $k>4$ and a graph $H$, we prove that, assuming P$\neq$NP, the List-$k$-Coloring Problem restricted to $H$-free graphs can be solved in polynomial time if and only if either every component of $H$ is a path on at most three vertices, or removing the isolated vertices of $H$ leaves an induced subgraph of the five-vertex path. In fact, the "if" implication holds for all $k\geq 1$.
Document Type: Working Paper
Access URL: http://arxiv.org/abs/2311.05713
Accession Number: edsarx.2311.05713
Database: arXiv
More Details
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