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	<id>https://blackwiki.org/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=178.16.8.237&amp;*</id>
	<title>blackwiki - User contributions [en]</title>
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	<updated>2026-08-18T04:36:59Z</updated>
	<subtitle>User contributions</subtitle>
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	<entry>
		<id>https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609503</id>
		<title>Template:Group-like structures</title>
		<link rel="alternate" type="text/html" href="https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609503"/>
		<updated>2015-07-06T10:32:38Z</updated>

		<summary type="html">&lt;p&gt;178.16.8.237: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{| class=&amp;quot;infobox&amp;quot; style=&amp;quot;float:right; text-align:center&amp;quot;&lt;br /&gt;
|- &lt;br /&gt;
! style=&amp;quot;background:#cee0f2; padding:0.2em 0.4em 0.2em; text-align:center; font-size:130%; line-height:1.2em;&amp;quot; colspan=6 | Group-like structures&lt;br /&gt;
|-&lt;br /&gt;
! !! [[Total Function|Totality]]{{ref|Alpha|α}} !! [[Associativity]] !! [[Identity element|Identity]] !! [[Inverse element|Divisibility]] !! [[Commutativity]]&lt;br /&gt;
|-&lt;br /&gt;
! [[Semicategory]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Category (mathematics)|Category]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Groupoid]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Magma (algebra)|Magma]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Quasigroup]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Loop (algebra)|Loop]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Semigroup]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}  || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Monoid]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Group (mathematics)|Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Abelian Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}}&lt;br /&gt;
|-&lt;br /&gt;
| colspan=&amp;quot;6&amp;quot; | &amp;lt;small&amp;gt;{{note|Alpha|α}}[[Closure (mathematics)|Closure]], which is used in many sources, is an equivalent axiom to totality, though defined differently.&amp;lt;/small&amp;gt;&lt;br /&gt;
|}&lt;br /&gt;
&amp;lt;noinclude&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Mathematics templates|{{PAGENAME}}]]&lt;br /&gt;
&lt;br /&gt;
[[fr:Modèle:StructuresSemblablesGroupes]]&lt;br /&gt;
[[pl:Szablon:Struktury grupopodobne]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>178.16.8.237</name></author>
		
	</entry>
	<entry>
		<id>https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609502</id>
		<title>Template:Group-like structures</title>
		<link rel="alternate" type="text/html" href="https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609502"/>
		<updated>2015-07-05T20:04:23Z</updated>

		<summary type="html">&lt;p&gt;178.16.8.237: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{| class=&amp;quot;infobox&amp;quot; style=&amp;quot;float:right; text-align:center&amp;quot;&lt;br /&gt;
|- &lt;br /&gt;
! style=&amp;quot;background:#cee0f2; padding:0.2em 0.4em 0.2em; text-align:center; font-size:130%; line-height:1.2em;&amp;quot; colspan=6 | Group-like structures&lt;br /&gt;
|-&lt;br /&gt;
! !! [[Total Function|Totality]]* !! [[Associativity]] !! [[Identity element|Identity]] !! [[Inverse element|Divisibility]] !! [[Commutativity]]&lt;br /&gt;
|-&lt;br /&gt;
! [[Semicategory]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Category (mathematics)|Category]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Groupoid]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Magma (algebra)|Magma]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Quasigroup]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Loop (algebra)|Loop]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Semigroup]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}  || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Monoid]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Group (mathematics)|Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Abelian Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}}&lt;br /&gt;
|-&lt;br /&gt;
| colspan=&amp;quot;6&amp;quot; | &amp;lt;small&amp;gt;*[[Closure (mathematics)|Closure]], which is used in many sources, is an equivalent axiom to totality, though defined differently.&amp;lt;/small&amp;gt;&lt;br /&gt;
|}&lt;br /&gt;
&amp;lt;noinclude&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Mathematics templates|{{PAGENAME}}]]&lt;br /&gt;
&lt;br /&gt;
[[fr:Modèle:StructuresSemblablesGroupes]]&lt;br /&gt;
[[pl:Szablon:Struktury grupopodobne]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>178.16.8.237</name></author>
		
	</entry>
	<entry>
		<id>https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609501</id>
		<title>Template:Group-like structures</title>
		<link rel="alternate" type="text/html" href="https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609501"/>
		<updated>2015-07-05T19:42:57Z</updated>

		<summary type="html">&lt;p&gt;178.16.8.237: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{| class=&amp;quot;infobox&amp;quot; style=&amp;quot;float:right; text-align:center&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
| style=&amp;quot;border-bottom: 2px solid #303060; text-align:center;&amp;quot; colspan=6 | '''Group-like structures'''&lt;br /&gt;
|-&lt;br /&gt;
! !! [[Total Function|Totality]]* !! [[Associativity]] !! [[Identity element|Identity]] !! [[Inverse element|Divisibility]] !! [[Commutativity]]&lt;br /&gt;
|-&lt;br /&gt;
! [[Semicategory]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Category (mathematics)|Category]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Groupoid]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Magma (algebra)|Magma]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Quasigroup]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Loop (algebra)|Loop]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Semigroup]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}  || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Monoid]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Group (mathematics)|Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Abelian Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}}&lt;br /&gt;
|-&lt;br /&gt;
| colspan=&amp;quot;6&amp;quot; | &amp;lt;small&amp;gt;*[[Closure (mathematics)|Closure]], which is used in many sources, is an equivalent axiom to totality, though defined differently.&amp;lt;/small&amp;gt;&lt;br /&gt;
|}&lt;br /&gt;
&amp;lt;noinclude&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Mathematics templates|{{PAGENAME}}]]&lt;br /&gt;
&lt;br /&gt;
[[fr:Modèle:StructuresSemblablesGroupes]]&lt;br /&gt;
[[pl:Szablon:Struktury grupopodobne]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>178.16.8.237</name></author>
		
	</entry>
	<entry>
		<id>https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609500</id>
		<title>Template:Group-like structures</title>
		<link rel="alternate" type="text/html" href="https://blackwiki.org/index.php?title=Template:Group-like_structures&amp;diff=5609500"/>
		<updated>2015-07-05T19:42:29Z</updated>

		<summary type="html">&lt;p&gt;178.16.8.237: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{| class=&amp;quot;infobox&amp;quot; style=&amp;quot;float:right; text-align:center&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
| style=&amp;quot;border-bottom: 2px solid #303060; text-align:center;&amp;quot; colspan=6 | '''Group-like structures. The entries say whether the property is ''required''.'''&lt;br /&gt;
|-&lt;br /&gt;
! !! [[Total Function|Totality]]* !! [[Associativity]] !! [[Identity element|Identity]] !! [[Inverse element|Divisibility]] !! [[Commutativity]]&lt;br /&gt;
|-&lt;br /&gt;
! [[Semicategory]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Category (mathematics)|Category]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Groupoid]]&lt;br /&gt;
| {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Magma (algebra)|Magma]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Quasigroup]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Loop (algebra)|Loop]]&lt;br /&gt;
| {{yes|Required}} || {{no|Unneeded}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Semigroup]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}  || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Monoid]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Group (mathematics)|Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{no|Unneeded}}&lt;br /&gt;
|-&lt;br /&gt;
! [[Abelian Group]]&lt;br /&gt;
| {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}} || {{yes|Required}}&lt;br /&gt;
|-&lt;br /&gt;
| colspan=&amp;quot;6&amp;quot; | &amp;lt;small&amp;gt;*[[Closure (mathematics)|Closure]], which is used in many sources, is an equivalent axiom to totality, though defined differently.&amp;lt;/small&amp;gt;&lt;br /&gt;
|}&lt;br /&gt;
&amp;lt;noinclude&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Category:Mathematics templates|{{PAGENAME}}]]&lt;br /&gt;
&lt;br /&gt;
[[fr:Modèle:StructuresSemblablesGroupes]]&lt;br /&gt;
[[pl:Szablon:Struktury grupopodobne]]&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>178.16.8.237</name></author>
		
	</entry>
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