Sufficient Ore type condition for a digraph to be supereulerian

作者：

Highlights：

• An Ore type condition for a strong digraph to be supereulerian is obtained.

• A previous result given by Bang-Jensen in 2015 is extended.

• A conjecture for a 2-strong digraph to be supereulerian is proposed.

摘要

•An Ore type condition for a strong digraph to be supereulerian is obtained.•A previous result given by Bang-Jensen in 2015 is extended.•A conjecture for a 2-strong digraph to be supereulerian is proposed.

论文关键词：Supereulerian digraph,Spanning eulerian subdigraph,Degree condition

论文评审过程：Received 1 March 2021, Revised 19 June 2021, Accepted 20 June 2021, Available online 6 July 2021, Version of Record 6 July 2021.

论文官网地址：https://doi.org/10.1016/j.amc.2021.126470