omega

This article covers the Greek letter. For other meanings, see Omega (disambiguation) .

omega
pronunciation
antique	[ ɔː ] ​​
modern	[ ɔ ] ​​
Equivalents
Latin	Oo
Cyrillic	Оо
Hebrew	?
Arabic	?
Phoenician	?
transcription
From the ancient world	O
From the modern	O
Coding Capitals Unicode number U + 03A9 Unicode name GREEK CAPITAL LETTER OMEGA HTML & # 937; HTML entity Ω Minuscule Unicode number U + 03C9 Unicode name GREEK SMALL LETTER OMEGA HTML & # 969; HTML entity ω

The Omega ( German [ oːmeɡa ] or [ ɔmɛɡa ], Modern Greek [ ɔmɛɡa ]; ancient Greek neuter μέγα Ὂ and modern Greek Ωμέγα , big O 'spoken lang [see also Omicron ]; Majuskel Ω, minuscule ω) is the 24th and last letter of the Greek alphabet and has the number value 800 according to the Milesian system. Omega is often used to indicate an end and is therefore the opposite of the beginning, the alpha ( alpha and omega or "the alpha and omega "). In animal social groups, the last animal in the hierarchy is referred to as the omega animal (see also under alpha animal ).

Use as formula symbols and in technical languages

• The capital letter Ω is used
  • in physics as a unit symbol for the ohm , the SI unit for the electrical resistance
  • in physics for the Ω-baryon , a hadron (subatomic particle)
  • in physics for the solid angle
  • for the Swiss watch brand Omega, see Omega SA
  • in mathematics as one of the Landau symbols
  • in mathematics as an omega constant
  • in computer science as Chaitin's constant
  • in meteorology for the angular velocity of the earth
  • in the probability calculation for the result set
  • in thermodynamics for the grand canonical potential
  • in astronomy for the length of the ascending knot (distance of the knot from the vernal equinox ) in the orbital elements
  • in cosmology for the cosmological density parameter of the universe
  • in the Bible and Christian theology for God Jesus (the omega point ; cf. Pierre Teilhard de Chardin )
  • in financial analysis for the valuation of warrants, see Omega (economy)
  • in the New Testament textual review for Majuskel 045, a Greek manuscript of the Gospels from the 9th century AD.
• The lowercase letter ω is used
  • in mathematics for one of the Landau symbols and for the smallest infinite ordinal number
  • in the calculus of probability for a result
  • in physics for the angular velocity , in oscillation theory for the angular frequency
  • in particle physics as an identifier for the ω meson
  • in meteorology for vertical air movement in the p-system
  • in computer science as the symbol for infinite languages ​​over an alphabet ${\displaystyle \Sigma ^{\omega }}$ ${\displaystyle \Sigma }$
    • especially for ω-regular languages
    • for ω-automata
  • in astronomy for the argument of the periapsis (angular distance from the ascending node) for the orbital elements
  • in chemistry as a (non-standard) symbol for the mass fraction
  • in organic chemistry as a locant for terminal substituents and groups (see also nomenclature )
  • as a common name for polyunsaturated fatty acids with vitamin character ( omega-3 fatty acids and omega-6 fatty acids ), the general group of omega-n fatty acids and the non-essential omega-9 fatty acids
  • as buckling number in the buckling analysis of the steel rod structures endangered by stability (so-called omega method )
  • in thermodynamics for the acentric factor
• The character ℧ ( Unicode : U + 2127 inverted ohm sign ), a large omega rotated 180 degrees, is used as the unit symbol for the outdated unit of measurement Mho .

Character encoding

	Uppercase Ω	Minuscule ω
Unicode codepoint	U + 03A9	U + 03C9
Unicode name	GREEK CAPITAL LETTER OMEGA	GREEK SMALL LETTER OMEGA
HTML	& # 937;	& # 969;
HTML entity	Ω	ω
ISO 6937	0xE0

Omega in other writing systems

Latin omega

The Latin Omega ( ) is a letter of the Latin writing system that is used in African languages ​​and is similar to the Greek lowercase letter Omega .

→ Main article : Latin omega

Cyrillic omega

The Cyrillic Ot (Ѡ / ѡ), also known as Omega in modern texts , is used in various variants to spell Old Church Slavonic , but not in the spelling of modern languages.

→ Main article : Ѡ

Web links

Commons : Omega (letter)  - collection of images, videos and audio files

Wiktionary: Omega  - explanations of meanings, word origins, synonyms, translations