Le, Hoang-Oanh; Le van, Bang Constrained representations of map graphs and half-squares. (English) Zbl 07561657 Rossmanith, Peter (ed.) et al., 44th international symposium on mathematical foundations of computer science, MFCS 2019, Aachen, Germany, August 26–30, 2019. Proceedings. Wadern: Schloss Dagstuhl – Leibniz-Zentrum für Informatik. LIPIcs – Leibniz Int. Proc. Inform. 138, Article 13, 15 p. (2019). MSC: 68Qxx PDFBibTeX XMLCite \textit{H.-O. Le} and \textit{B. Le van}, LIPIcs -- Leibniz Int. Proc. Inform. 138, Article 13, 15 p. (2019; Zbl 07561657) Full Text: DOI
Le, Hoang-Oanh; Le, Van Bang Hardness and structural results for half-squares of restricted tree convex bipartite graphs. (English) Zbl 1434.68365 Algorithmica 81, No. 11-12, 4258-4274 (2019). MSC: 68R10 05C75 05C85 68Q17 68Q25 PDFBibTeX XMLCite \textit{H.-O. Le} and \textit{V. B. Le}, Algorithmica 81, No. 11--12, 4258--4274 (2019; Zbl 1434.68365) Full Text: DOI arXiv
Le, Hoang-Oanh; Le, Van Bang Map graphs having witnesses of large girth. (English) Zbl 1423.05180 Theor. Comput. Sci. 772, 143-148 (2019). MSC: 05C85 PDFBibTeX XMLCite \textit{H.-O. Le} and \textit{V. B. Le}, Theor. Comput. Sci. 772, 143--148 (2019; Zbl 1423.05180) Full Text: DOI arXiv