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σ (EN)
huruf, simbol

huruf “σ”

σ, sigma
  1. huruf kedelapan belas dari alfabet Yunani, sigma kecil
    In Greek language classes, students learn that σ is the lowercase form of sigma.

simbol “σ”

σ
  1. (matematika) simbol yang mewakili simpangan baku dalam statistik
    The statistician calculated σ to understand how the data varied from the mean.
  2. (fisika) simbol yang mewakili konduktivitas listrik
    The electrical conductivity σ increases with temperature in this material.
  3. (fisika) simbol yang mewakili luas penampang
    The scattering cross-section σ is crucial in nuclear physics experiments.