Σ

Definition from Wiktionary, a free dictionary

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English name sigma — Greek name σίγμα
Σ on Wikipedia.Wikipedia

Contents 1 Translingual 1.1 Symbol 2 English 2.1 Symbol 3 Greek 3.1 Symbol

[edit] Translingual

[edit] Symbol

Σ

1. The upper case letter sigma, the 18th letter of the modern Greek alphabet.
2. (mathematics): Σ. Sum over a set of like terms:

   

Σ'

1. The number 200 in Greek numerals.

,Σ

1. The number 200,000 in Greek numerals.

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[edit] English

[edit] Symbol

Σ

1. sigma

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[edit] Greek

[edit] Symbol

Σ

1. sigma (σίγμα)