The Endomorphism Conjecture for Graded Posets of Width 4
Combinatorics
2023-06-02 v3
Abstract
We prove the endomorphism conjecture for graded posets whose largest Whitney number is at most 4. In particular, this implies the endomorphism conjecture is true for graded posets of width at most 4.
Cite
@article{arxiv.2205.15378,
title = {The Endomorphism Conjecture for Graded Posets of Width 4},
author = {Miklós Bóna and Ryan R. Martin},
journal= {arXiv preprint arXiv:2205.15378},
year = {2023}
}
Comments
10 pages