Xiaomin Hu

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math.CO2023

On the minimum degree of minimally $t$ -tough, claw-free graphs

Hui Ma, Xiaomin Hu, Weihua Yang

A graph $G$ is minimally $t$ -tough if the toughness of $G$ is $t$ and deletion of any edge from $G$ decreases its toughness. Katona et al. conjectured that the minimum de…

math.CO2022

The minimum degree of minimally $t$ -tough graphs

Xiaomin Hu, Hui Ma, Weihua Yang

A graph $G$ is minimally $t$ -tough if the toughness of $G$ is $t$ and deletion of any edge from $G$ decreases its toughness. Katona et al. conjectured that the minimum de…

On the minimum degree of minimally t-tough, claw-free graphs

The minimum degree of minimally t-tough graphs

On the minimum degree of minimally $t$ -tough, claw-free graphs

The minimum degree of minimally $t$ -tough graphs