Sigma — Σ / σ
Σ σ
| Uppercase | Σ |
|---|---|
| Lowercase | σ |
| Final form | ς |
| Transliteration | s |
| Pronunciation | SEE‑gh‑mah |
| Numeric value | 200 |
Uses of Sigma
The Greek letter Σ/σ appears frequently in science, mathematics and engineering.
- summation operator (Σ)
- standard deviation and stress
- leakage coefficient and surface charge density
Copy Sigma
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Σ
σ
Unicode code points: U+03A3 (uppercase), U+03C3 (lowercase).