Sigma - Wikipedia
Sigma (/ ˈsɪɡmə / SIG-mə; [1] uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In the system of Greek numerals, it has a value of 200. In general mathematics, uppercase Σ is used as an operator for summation.
Sigma Symbol in Greek Alphabet Σ σ
The small letter sigma (σ) is used to represent standard deviation in math and statistics. It is also used to show syllable in linguistic, a shielding constant in chemistry and sum of divisors in math. The capital letter sigma (Σ) means to sum up in mathematics.
Greek Small Letter Sigma - Wumbo
The Greek letter σ (sigma) is used in statistics to represent the standard deviation of a population.
σ - Wiktionary, the free dictionary
Aug 20, 2024 · σ • (s) (lowercase, uppercase Σ) Lower-case sigma (σίγμα), the 18th letter of the ancient Greek alphabet. It represented the voiceless alveolar fricative /s/. It is preceded by ρ and followed by τ.
Greek letters used in mathematics, science, and engineering
Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.
Greek alphabet letters & symbols with pronunciation
Greek alphabet letters are used as math and science symbols.
ς - Wiktionary, the free dictionary
Aug 20, 2024 · ς • (s) (lowercase, uppercase Σ) The lower case letter sigma of the Ancient Greek alphabet when used as the final letter in a word (a final sigma). In all other positions in a word the normal sigma (σ (s)) is used.