Generating non-jumps from a known one

Jianfeng Hou, Heng Li, Caihong Yang +1

Let $r\ge 2$ be an integer. The real number $\alpha \in [0,1]$ is a jump for $r$ if there exists a constant $c>0$ such that for any $\epsilon >0$ and any integer $m\ge r$, there exists an in…