2021/01/25 by Merzel, Jonathan L.
#FOS: Mathematics #Number Theory (math.NT)
paper · doi:10.48550/arxiv.2101.10428
A simple remark on infinite series is presented. This applies to a particular recursion scenario, which in turn has applications related to a classical theorem on Euler's phi-function and to recent work by Ron Brown on natural density of square-free numbers.