noun Date: 1866 a series of the form 1 + 1/2 α + 1/3 α + 1/4 α + ... which diverges for 0 ≤ α ≤ 1 and converges for α > 1
HARMONIC SERIES
Meaning of HARMONIC SERIES in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012