Formula:21

Digital Library of Mathematical Functions ID 1.2.E19

${\displaystyle{\displaystyle\frac{1}{H}=\frac{1}{n}\left(\frac{1}{a_{1}}+\frac{1}{a_{2}}+\dots+\frac{1}{a_{n}}\right).}}$

Symbols List

• ${\displaystyle{\displaystyle n}}$: nonnegative integer
 

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