Landau–Ramanujan constant

GPTKB entity

Statements (12)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
gptkbp:appearsIn number theory
gptkbp:describes asymptotic density of integers expressible as sum of two squares
gptkbp:estimatedCost 0.764223653589220662990698731250092328116
gptkbp:firstDescribed 1908
gptkbp:form B = \frac{1}{\sqrt{2}} \prod_{p \equiv 3 \pmod{4}} \left(1 - p^{-2}\right)^{-1/2}
gptkbp:namedAfter gptkb:Edmund_Landau
gptkb:Srinivasa_Ramanujan
gptkbp:symbol B
gptkbp:bfsParent gptkb:Lev_Landau
gptkbp:bfsLayer 5
https://www.w3.org/2000/01/rdf-schema#label Landau–Ramanujan constant