Universal side divisor: Difference between revisions

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==Definition==
==Definition==


A nonzero element <math>x</math> in an [[integral domain]] <math>R</math> is termed a '''universal side divisor''' if <math>x</math> satisfies the following two conditions:
A nonzero element <math>x</math> in an [[commutative unital ring]] <math>R</math> is termed a '''universal side divisor''' if <math>x</math> satisfies the following two conditions:


* <math>x</math> is not a unit.
* <math>x</math> is not a unit.

Revision as of 23:35, 22 January 2009

Definition

A nonzero element in an commutative unital ring is termed a universal side divisor if satisfies the following two conditions:

  • is not a unit.
  • For any , there exists a unit such that divides .

Facts