English

The depth function of powers of cover ideals of path graphs

Commutative Algebra 2026-05-06 v1

Abstract

Let G=PnG=P_n be a path graph with cover ideal J(Pn)J(P_n). By using Hochster's depth formula, we prove the explicit formulae to compute the depth functions of powers of cover ideals of paths.

Keywords

Cite

@article{arxiv.2605.03347,
  title  = {The depth function of powers of cover ideals of path graphs},
  author = {Tran Duc Dung and Nguyen Thu Hang and Pham Hong Nam and Nguyen Thi Thanh Tam},
  journal= {arXiv preprint arXiv:2605.03347},
  year   = {2026}
}