Abstract
In this article, we prove that some subsets of the set of natural numbers $\mathbb {N}$ and any non-zero ideals of an order of an imaginary quadratic field are fractionally dense in $\mathbb {R}_{>0}$ and $\mathbb {C}$, respectively.
Citation
Jaitra Chattopadhyay. Bidisha Roy. Subha Sarkar. "On fractionally dense sets." Rocky Mountain J. Math. 49 (3) 743 - 760, 2019. https://doi.org/10.1216/RMJ-2019-49-3-743
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