DLMF:27.5.E2

MaRDI QIDQ8719

• Label: DLMF:27.5.E2

Digital Library of Mathematical Functions ID 27.5.E2

${\displaystyle{\displaystyle\sum_{d\mathbin{|}n}\mu\left(d\right)=\left\lfloor\frac{1}{n}\right\rfloor,}}$

Symbols List

• ${\displaystyle{\displaystyle\mu\left(\NVar{n}\right)}}$: Möbius function
• ${\displaystyle{\displaystyle\left\lfloor\NVar{x}\right\rfloor}}$:
• ${\displaystyle{\displaystyle d}}$: positive integer
• ${\displaystyle{\displaystyle n}}$: positive integer
 

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