- Regular
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 clergy , members of a religious order subject to a rule of life
*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 asmooth function
* Regularity conditions arise in the study offirst class constraint s in Hamiltonian mechanics
* Regularity of an elliptic operator
*Axiom of Regularity , also called the Axiom of Foundation, an axiom of set theory asserting the non-existence of certain infinite chains of setsIn other uses:
* Regular character, a main character who appears more frequently and/or prominently than arecurring 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 languageee also
*
Irregular
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