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σ (EN)
harf, sembol

harf “σ”

σ, sigma
  1. Yunan alfabesinin on sekizinci harfi, küçük sigma.
    In Greek language classes, students learn that σ is the lowercase form of sigma.

sembol “σ”

σ
  1. (mathematik) istatistikte standart sapmayı temsil eden bir sembol.
    The statistician calculated σ to understand how the data varied from the mean.
  2. (fizik) elektriksel iletkenliği temsil eden bir sembol
    The electrical conductivity σ increases with temperature in this material.
  3. (fizik) kesit alanını temsil eden bir sembol
    The scattering cross-section σ is crucial in nuclear physics experiments.