Composition-closed subgroup metaproperty: Difference between revisions

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{{subgroup metaproperty}}
{{subgroup metametaproperty}}


==Definition==
==Definition==


A [[subgroup metaproperty]] <math>\alpha</math> is termed '''composition-closed''' if whenever [[subgroup property|subgroup properties]] <math>p</math> and <math>q</math> satisfy the metaproperty <math>\alpha</math>, so does the [[composition operator|composition]] <math>p * q</math>.
A [[subgroup metaproperty]] <math>\alpha</math> is termed '''composition-closed''' if whenever [[subgroup property|subgroup properties]] <math>p</math> and <math>q</math> satisfy the metaproperty <math>\alpha</math>, so does the [[composition operator|composition]] <math>p * q</math>.

Latest revision as of 23:19, 7 May 2008

This article defines a subgroup metametaproperty
View a complete list of subgroup metametaproperties

Definition

A subgroup metaproperty α is termed composition-closed if whenever subgroup properties p and q satisfy the metaproperty α, so does the composition p*q.