Corpus ID: 155099883

Cardinality of a Floor Function Set

@article{Heyman2019CardinalityOA,
  title={Cardinality of a Floor Function Set},
  author={Randell Heyman},
  journal={Integers},
  year={2019},
  volume={19},
  pages={A67}
}
Fix a positive integer X. We quantify the cardinality of the set $\{\lfloor X/n \rfloor\}_{n=1}^X$. We discuss restricting the set to those elements that are prime, semiprime or similar. 

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