Macron (from the Greek. Μακρόν “long, long”) - diacritical mark , depicted as a line above the symbol; much less often - under it .
| Macron | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ◌̄ | ||||||||||||
Picture
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| Specifications | ||||||||||||
| Title | combining macron | |||||||||||
| Unicode | U + 0304 | |||||||||||
| HTML code | ̄ or ̄ | |||||||||||
| Utf-16 | 0x304 | |||||||||||
| Url | % CC% 84 | |||||||||||
Symbols with similar faces: - · - · - · - · - · - · - · - · ꟷ · ー · 一 · _ · ◌̱
In Unicode, it is represented as a combining diacritical mark and has the code U + 0304, and in the form of a separate (non-combinable) character - U + 00AF.
Use
The letter Ī on the station building in Riga in the name of the city in Latvian
- As a diacritical sign in letters, often denoting an extension of the corresponding sound, for example, in the Maori language - Ā, Ē, Ī, Ō, Ū.
- In mathematics , to denote a complex conjugate . It is also used to designate vectors (instead of a directional arrow), especially in handwritten text, where the spelling of an arrow in time and labor costs is comparable to spelling a letter.
- In physics , to mean averaging a quantity over some continuous parameter, for example, over time, over volume (along with angle brackets ). In addition, as in mathematics, it is used instead of the letter-like arrow in vector quantities .
- In statistics - to indicate average values .
- In the resistance of materials (mechanics of materials and structures) - to denote dimensionless quantities , for example, stresses or unit forces and moments.
See also
- Macron bottom