Σ

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Previous letter Ρ  
Lower case forms
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English name sigma — Greek name σίγμα
Σ on Wikipedia.Wikipedia

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[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:
    \sum_{n=1}^2 n^2 = 5

Σ'

  1. The number 200 in Greek numerals.

  1. The number 200,000 in Greek numerals.

[edit] English

[edit] Symbol

Σ

  1. sigma

[edit] Greek

[edit] Symbol

Σ

  1. sigma (σίγμα)
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