Prime element: Difference between revisions

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{{integral domain-element property}}
{{associate-invariant integral domain-element property}}


==Definition==
==Definition==
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A nonzero element <math>p</math> in an integral domain is said to be ''prime''' if whenever <math>p|ab</math>, then <math>p|a</math> or <math>p|b</math>.
A nonzero element <math>p</math> in an integral domain is said to be ''prime''' if whenever <math>p|ab</math>, then <math>p|a</math> or <math>p|b</math>.
===Invariance up to associates===
{{further|[[Prime element property is invariant upto associates]]}}


==Relation with other properties==
==Relation with other properties==

Revision as of 22:29, 31 January 2009

Template:Associate-invariant integral domain-element property

Definition

Symbol-free definition

A nonzero element in an integral domain is said to be a prime element if whenever it divides the product of two elements, it must divide at least one of them.

Definition with symbols

A nonzero element in an integral domain is said to be prime' if whenever , then or .

Invariance up to associates

Further information: Prime element property is invariant upto associates

Relation with other properties

Weaker properties