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harmonic number

Noun CEFR B2

Definitions

Any of a series of numbers formed from the sum of the reciprocals of consecutive natural numbers

Equivalents

Italianonumero armonico
日本語調和数

Examples

“The fourth harmonic number⟳ has a value of H_3=∑ₖ₌₁³1/k=1/1+1/2+1/3=1 5/6.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

harmonic oscillator harmonic progression harmonic proportion harmonic series harmonic tremor Harmonica

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