On $t$-relaxed 2-distant circular coloring of graphs

Dan He, Wensong Lin

Let $k$ be an positive integer. For any two integers $i$ and $j$ in $\{0,1,\dots ,k-1\}$, let $|i-j{|}_k=\min \{|i-j|,k-|i-j|\}$ be the circular distance between $i$ and $j$. Let $t$ b…