On Exponential Densities and Limit Ratios of Subsets of $${\mathbb {N}}$$
Crossref DOI link: https://doi.org/10.1007/s00009-020-01559-7
Published Online: 2020-06-28
Published Print: 2020-08
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Li, J.
Olsen, L.
Funding for this research was provided by:
National Natural Science Foundation of China (11671189,11971109)
Text and Data Mining valid from 2020-06-28
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Article History
Received: 31 October 2019
Revised: 5 February 2020
Accepted: 6 June 2020
First Online: 28 June 2020