Restriction, restrict or restrictor may refer to:
Science and technology
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restrict, a keyword in the C programming language used in pointer declarations
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Restriction enzyme
A restriction enzyme, restriction endonuclease, REase, ENase or'' restrictase '' is an enzyme that cleaves DNA into fragments at or near specific recognition sites within molecules known as restriction sites. Restriction enzymes are one class o ...
, a type of enzyme that cleaves genetic material
Mathematics and logic
* Restriction, a term in medieval
supposition theory
*
Restriction (mathematics)
In mathematics, the restriction of a function f is a new function, denoted f\vert_A or f , obtained by choosing a smaller domain A for the original function f.
The function f is then said to extend f\vert_A.
Formal definition
Let f : E \to F ...
, an aspect of a mathematical function
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Inflation-restriction exact sequence in mathematics
Other uses
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Censorship
Censorship is the suppression of speech, public communication, or other information. This may be done on the basis that such material is considered objectionable, harmful, sensitive, or "inconvenient". Censorship can be conducted by governments ...
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Restrictor (linguistics), a word or morpheme that specifies the meaning of a quantifier; see
Polarity item
See also
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Restricted (disambiguation)
Restricted may refer to:
*R rating (disambiguation), list of subjects where "R" stands for "Restricted"
*18 rating, media rating designation sometimes called "Restricted"
*Restricted (country club), historical use of the term in country clubs in t ...
{{disambiguation