Cardinality of a floor function set
classification
🧮 math.NT
keywords
cardinalitydiscusselementsfloorfunctionintegerlfloorpositive
read the original abstract
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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