Regular
336992
225677759
2008-07-14T21:22:57Z
Richard Pinch
1902818
added regular code, alphabetised
{{Wiktionary}}
The term '''regular''' can mean normal or obeying rules. Regular may refer to:
In '''organizations''':
* [[Regular Army]] for usage in the U.S. Army
* [[Regular Force]] for usage in the Canadian Forces
* [[Regular Masonic jurisdictions]], or ''regularity'', refers to the constitutional mechanism by which Freemasonry Grand Lodges or Grand Orients give one another mutual recognition.
In '''mathematics, geometry, and statistics''':
* [[Regular cardinal]], a cardinal number that is equal to its cofinality
* [[Regular category]], a kind of category that has similarities to both Abelian categories and to the category of sets
* [[Regular code]], an algebraic code with a uniform distribution of distances between codewords
* [[Regular graph]], a graph such that all the degrees of the vertices are equal
* [[Regular polygon]], a polygon where all angles and all sides are equal
* [[Regular polyhedron]], a 3-dimensional equivalent to a regular polygon
* [[Regular prime]], a certain kind of prime number
* [[Regular space]], a topological space in which a point and a closed set can be separated by neighbourhoods
* Regularity, the degree of differentiability of a [[Smooth function]]
* [[elliptic operator#Regularity_properties|Regularity of an elliptic operator]]
* [[Cramer rao lower bound#Regularity conditions | Regularity]], a necessary condition in Fisher information and in finding the Cramer-Rao Lower Bound
* [[Axiom of Regularity]], also called the Axiom of Foundation, an axiom of set theory asserting the non-existence of certain infinite chains of sets
In '''other uses''':
* Regular character, a main character who appears more frequently and/or prominently than a [[recurring character]]
* [[Regular expression]], a type of pattern describing a set of strings in computer science
* [[Regular verb]], a grammatical term for a verb with derived forms that are typical for the language
==See also==
* [[Irregular]]
{{disambig}}
[[fr:Régulier]]
[[ja:レギュラー]]