@techreport{oai:ipsj.ixsq.nii.ac.jp:00241017, author = {Shota, Kan and Kazuya, Haraguchi and Shota, Kan and Kazuya, Haraguchi}, issue = {1}, month = {Nov}, note = {In this paper, we first study what we call Superset-Subset-Disjoint (SSD) set system. Based on properties of SSD set system, we derive the following (I) to (IV): (I) For a nonnegative integer k and a graph G = (V, E) with, In this paper, we first study what we call Superset-Subset-Disjoint (SSD) set system. Based on properties of SSD set system, we derive the following (I) to (IV): (I) For a nonnegative integer k and a graph G = (V, E) with}, title = {SSD Set System, Graph Decomposition and Hamiltonian Cycle}, year = {2024} }