- anharmonic pencil
- Математика: ангармонический пучок
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
anharmonic ratio — Math. See cross ratio. [1860 65] * * * anharmonic ratio noun The cross ratio of four numbers, four points on a straight line or four lines in a pencil (harmonic when = 1) • • • Main Entry: ↑anharmonic … Useful english dictionary
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