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The distinguishing proper arc-colouring conjecture for complete symmetric digraphs
Let $\overleftrightarrow{K_n}$ be the complete symmetric digraph on $n$ vertices. Write $\chi'_{D_{2}}(\overleftrightarrow{K_n})$ for its distinguishing proper arc-colouring number…
Conjectureopenarc-colourings digraphs distinguishing-colouringsarXiv posted 2 days ago

The distinguishing proper arc-colouring conjecture for complete symmetric digraphs