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单词 LandauRamanujanConstant
释义

Landau-Ramanujan Constant


Let N be a natural numberMathworldPlanetmath. Consider the equation

x2+y2=N

Let L(N) denote the number of naturals zN such that the equation x2+y2=z has at least one integer solution (x,y).The Laudau-Ramanujan constant is defined as the limit

limNL(N)log(N)N0.76422365358922066299069873125
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更新时间:2025/5/4 6:14:15