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η (EN)
harply, nyşan

harply “η”

η, eta
  1. grek elipbiýiniň ýedinji harpy
    In studying Greek texts, one must recognize the letter η, which represents a long 'e' sound.

nyşan “η”

η
  1. (fizika) netijeliligi ýa-da ýelmeşmegi alamatlandyrýan nyşan
    The engineer calculated the efficiency η of the solar panel to determine its performance.
  2. (mathematika) Dirichlet eta funksiýasy ýaly dürli matematik düşünjeleri aňlatmak üçin ulanylýan nyşan.
    In number theory, the eta function η (s) is important for understanding the distribution of prime numbers.