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]]