Regular prime: Difference between revisions

From Number
(Created page with '{{prime number property}} ==Definition== A '''regular prime''' is a prime number such that the corresponding cyclotomic ring of integers is a [[unique factorization dom...')
 
Line 3: Line 3:
==Definition==
==Definition==


A '''regular prime''' is a [[prime number]] such that the corresponding [[cyclotomic ring of integers]] is a [[unique factorization domain]].
A '''regular prime''' is a [[prime number]] greater than 2 such that the corresponding [[cyclotomic ring of integers]] is a [[unique factorization domain]].


A prime that is not a regular prime is termed an '''irregular prime'''.
A prime greater than 2 that is not a regular prime is termed an '''irregular prime'''.


==Facts==
==Facts==


* [[Infinitude conjecture for regular primes]]: It is conjectured that there are infinitely many regular primes, and in fact, the asymptotic density of regular primes is conjectured to be around <math>0.6</math>.
* [[Infinitude conjecture for regular primes]]: It is conjectured that there are infinitely many regular primes, and in fact, the asymptotic density of regular primes is conjectured to be around <math>0.6</math>.

Revision as of 21:53, 2 January 2012

This article defines a property that can be evaluated for a prime number. In other words, every prime number either satisfies this property or does not satisfy this property.
View other properties of prime numbers | View other properties of natural numbers

Definition

A regular prime is a prime number greater than 2 such that the corresponding cyclotomic ring of integers is a unique factorization domain.

A prime greater than 2 that is not a regular prime is termed an irregular prime.

Facts