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	<title>서로소(집합) - 편집 역사</title>
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	<updated>2026-07-18T21:14:06Z</updated>
	<subtitle>이 문서의 편집 역사</subtitle>
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	<entry>
		<id>https://nuriwiki.net/index.php?title=%EC%84%9C%EB%A1%9C%EC%86%8C(%EC%A7%91%ED%95%A9)&amp;diff=3586&amp;oldid=prev</id>
		<title>2013년 8월 29일 (목) 05:59에 ProtArie님의 편집</title>
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		<updated>2013-08-29T05:59:39Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← 이전 판&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;2013년 8월 29일 (목) 14:59 판&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l15&quot;&gt;15번째 줄:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;15번째 줄:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[서로소 합집합]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[서로소 합집합]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[분류:수학]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[분류:집합론]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[분류:집합론]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

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&lt;/table&gt;</summary>
		<author><name>ProtArie</name></author>
	</entry>
	<entry>
		<id>https://nuriwiki.net/index.php?title=%EC%84%9C%EB%A1%9C%EC%86%8C(%EC%A7%91%ED%95%A9)&amp;diff=3495&amp;oldid=prev</id>
		<title>2013년 8월 25일 (일) 09:59에 티디님의 편집</title>
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		<updated>2013-08-25T09:59:23Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;ko&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← 이전 판&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;2013년 8월 25일 (일) 18:59 판&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;1번째 줄:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;1번째 줄:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{다른뜻|서로소}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{다른뜻|서로소}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;어떤 두개 이상의 [[집합]]이 &amp;#039;&amp;#039;&amp;#039;서로소&amp;#039;&amp;#039;&amp;#039;(disjoint)라는 것은 그 집합들이 공통의 원소를 갖지 않는다는 뜻이다. 이때, 그 집합들을 &amp;#039;&amp;#039;&amp;#039;서로소 집합&amp;#039;&amp;#039;&amp;#039;(disjoint sets)이라고 부른다.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;어떤 두개 이상의 [[집합]]이 &amp;#039;&amp;#039;&amp;#039;서로소&amp;#039;&amp;#039;&amp;#039;(disjoint)라는 것은 그 집합들이 공통의 원소를 갖지 않는다는 뜻이다. 이때, 그 집합들을 &amp;#039;&amp;#039;&amp;#039;서로소 집합&amp;#039;&amp;#039;&amp;#039;(disjoint sets)이라고 부른다.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br/&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>티디</name></author>
	</entry>
	<entry>
		<id>https://nuriwiki.net/index.php?title=%EC%84%9C%EB%A1%9C%EC%86%8C(%EC%A7%91%ED%95%A9)&amp;diff=1262&amp;oldid=prev</id>
		<title>블루시티: 새 문서: {{다른뜻|서로소}}  어떤 두개 이상의 집합이 &#039;&#039;&#039;서로소&#039;&#039;&#039;(disjoint)라는 것은 그 집합들이 공통의 원소를 갖지 않는다는 뜻이다. 이때, 그 ...</title>
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		<updated>2013-08-07T07:56:38Z</updated>

		<summary type="html">&lt;p&gt;새 문서: {{다른뜻|서로소}}  어떤 두개 이상의 &lt;a href=&quot;/w/%EC%A7%91%ED%95%A9&quot; title=&quot;집합&quot;&gt;집합&lt;/a&gt;이 &amp;#039;&amp;#039;&amp;#039;서로소&amp;#039;&amp;#039;&amp;#039;(disjoint)라는 것은 그 집합들이 공통의 원소를 갖지 않는다는 뜻이다. 이때, 그 ...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;새 문서&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{다른뜻|서로소}}&lt;br /&gt;
&lt;br /&gt;
어떤 두개 이상의 [[집합]]이 &amp;#039;&amp;#039;&amp;#039;서로소&amp;#039;&amp;#039;&amp;#039;(disjoint)라는 것은 그 집합들이 공통의 원소를 갖지 않는다는 뜻이다. 이때, 그 집합들을 &amp;#039;&amp;#039;&amp;#039;서로소 집합&amp;#039;&amp;#039;&amp;#039;(disjoint sets)이라고 부른다.&lt;br /&gt;
&lt;br /&gt;
== 다른 표현 ==&lt;br /&gt;
* 두 집합의 [[교집합]]이 [[공집합]]이다.&lt;br /&gt;
* &amp;lt;math&amp;gt;X \cap Y =&amp;lt;/math&amp;gt; &amp;#039;&amp;#039;&amp;#039;∅&amp;#039;&amp;#039;&amp;#039;.&lt;br /&gt;
&lt;br /&gt;
== 성질 ==&lt;br /&gt;
임의의 두 서로소 집합 &amp;lt;math&amp;gt;X, Y&amp;lt;/math&amp;gt;에 대해 다음이 성립한다.&lt;br /&gt;
* &amp;lt;math&amp;gt;X-Y=X&amp;lt;/math&amp;gt;&lt;br /&gt;
[[유한집합]]인 임의의 두 서로소 집합 &amp;lt;math&amp;gt;X, Y&amp;lt;/math&amp;gt;에 대해 다음이 성립한다.&lt;br /&gt;
* &amp;lt;math&amp;gt;n(X \cup Y) = n(X) + n(Y)&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 같이 보기 ==&lt;br /&gt;
* [[서로소 합집합]]&lt;br /&gt;
&lt;br /&gt;
[[분류:집합론]]&lt;/div&gt;</summary>
		<author><name>블루시티</name></author>
	</entry>
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