Omicron
Omicron (uppercase/lowercase Ο ο) is a letter of the Greek alphabet. It is used to represent the "o" sound in Ancient and Modern Greek. In the system of Greek numerals, it has a value of 70. Letters that came from it include the Roman O and Cyrillic О.
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Greek alphabet | |||
---|---|---|---|
Αα | Alpha | Νν | Nu |
Ββ | Beta | Ξξ | Xi |
Γγ | Gamma | Οο | Omicron |
Δδ | Delta | Ππ | Pi |
Εε | Epsilon | Ρρ | Rho |
Ζζ | Zeta | Σσς | Sigma |
Ηη | Eta | Ττ | Tau |
Θθ | Theta | Υυ | Upsilon |
Ιι | Iota | Φφ | Phi |
Κκ | Kappa | Χχ | Chi |
Λλ | Lambda | Ψψ | Psi |
Μμ | Mu | Ωω | Omega |
Other letters | |||
Ϝϝ | Digamma | Ⱶⱶ | Heta |
Ϻϻ | San | Ϙϙ | Koppa |
Ϡϡ | Sampi | Ϛϛ | Stigma |
Ϸϸ | Sho | ||
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In mathematics and computer science, the uppercase Ο is used in big-O notation, while the lowercase ο is used in little-o notation (a variant of big-O notation).[1][2]
Omicron Media
Detail from a fifth century BCE inscription of Draco's law on homicide, showing the use of O rather than Ω in the phrase "ΠΡΟΤΟΣ ΑΧΣΟΝ" (πρώτος ἄξων, "first axon")
Related pages
References
- ↑ "Greek/Hebrew/Latin-based Symbols in Mathematics". Math Vault. 2020-03-20. Retrieved 2020-10-06.
- ↑ "Omicron Symbol in Greek Alphabet". www.greeksymbols.net. Retrieved 2020-10-06.