Norm

Norm may mean:

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• Cultural norm
• Norm (sociology)
• Norm (philosophy)
• Normative

In mathematics:

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• Norm (mathematics), a map which assigns a length to vectors
• Normed vector space
• Matrix norm
• Field norm in algebraic number theory and Galois theory
• Reduced norm in algebra over a field theory
• The nonnegative integer function in the definition of Euclidean domain
• The product of conjugate elements of an algebraic element
• In descriptive set theory, a map from a set into the ordinals (see prewellordering)

Norm may also be:

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• A statistical concept in psychometrics
• Norm Peterson, a character in the sitcom Cheers and its spin-off Norm
• Naturally Occurring Radioactive Material
 
Norm: See also ►