most citedA note on 2-vertex-connected orientations

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math.CO2024★ 1 cited

Diameter of the inversion graph

Frédéric Havet, Florian Hörsch, Clément Rambaud

In an oriented graph , the inversion of a subset of vertices consists in reversing the orientation of all arcs with both endvertices in . The inversion graph of a l…

math.CO2021★ 1 cited

A note on 2-vertex-connected orientations

Florian Hörsch, Zoltán Szigeti

We consider two possible extensions of a theorem of Thomassen characterizing the graphs admitting a 2-vertex-connected orientation. First, we show that the problem of deciding whet…