Primary
From The Art and Popular Culture Encyclopedia
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The word Primary when used alone may refer to any of the following:
- Primary (astronomy), the larger of two co-orbiting bodies
- Primary is used for the name of the primary mirror in a telescope.
- Primary (band), from Australia
- Primary circuit, electrical circuit in a Transformer that receives current, as opposed to secondary circuit
- A primary election by which a political party selects and nominates a candidate
- Power line that is fed to or from a transformer
- Primary (film), 1960 documentary
- Primary (LDS Church), children's Sunday School organization
- "Primary" (song), by The Cure
- Primary, the oldest period in the Geologic time scale (obsolete)
- "Primary", a song by Spoon from the album Telephono
- Primaries, remiges (wing feathers) in birds
- Primaries or primary beams, in E. E. Smith's science-fiction series Lensman
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Mathematics
In mathematics, primary generally refers to a prime power pk (a prime number raised to a power) or related concepts, including:
- Primary decomposition, a decomposition into primary ideals
- Primary group, or simply p-group, a group of prime power order
- Primary ideals, a concept in commutative algebra
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See also
- Primary education, the first stage of compulsory education
- Primary field, a type of field in conformal field theory
- Primary Flight Training, in the U.S. Navy
- Primary FRCA, academic examination for anaesthetists in the U.K.
- Primary Music, Israeli record label
- Primary school, a school providing primary education
- Primary source
Unless indicated otherwise, the text in this article is either based on Wikipedia article "Primary" or another language Wikipedia page thereof used under the terms of the GNU Free Documentation License; or on research by Jahsonic and friends. See Art and Popular Culture's copyright notice.