Quasi-Regular Sequences

Joshua Frisch, Wade Hann-Caruthers, Pooya Vahidi Ferdowsi

Let $\Sigma$ be a countable alphabet. For $r\ge 1$, an infinite sequence $s$ with characters from $\Sigma$ is called $r$-quasi-regular, if for each $\sigma \in \Sigma$ the ratio of the longest to short…