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	<title>작은숲:Sudo위키/선형변환 - 편집 역사</title>
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	<updated>2026-07-06T06:18:54Z</updated>
	<subtitle>이 문서의 편집 역사</subtitle>
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	<entry>
		<id>https://bigforest.a2hosted.com/w/index.php?title=%EC%9E%91%EC%9D%80%EC%88%B2:Sudo%EC%9C%84%ED%82%A4/%EC%84%A0%ED%98%95%EB%B3%80%ED%99%98&amp;diff=33193&amp;oldid=prev</id>
		<title>Utolee90: 판 3개를 가져왔습니다: Sudo위키 백업 테스트</title>
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		<updated>2021-04-02T14:53:32Z</updated>

		<summary type="html">&lt;p&gt;판 3개를 가져왔습니다: Sudo위키 백업 테스트&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;
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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;2021년 4월 2일 (금) 23:53 판&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;4&quot; class=&quot;diff-notice&quot; lang=&quot;ko&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(차이 없음)&lt;/div&gt;
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&lt;!-- diff cache key bigfores_mw1-mw:diff:1.41:old-33192:rev-33193 --&gt;
&lt;/table&gt;</summary>
		<author><name>Utolee90</name></author>
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	<entry>
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		<title>Utolee90: 판 3개를 가져왔습니다: sudo 위키 데이터</title>
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		<updated>2021-04-02T14:49:41Z</updated>

		<summary type="html">&lt;p&gt;판 3개를 가져왔습니다: sudo 위키 데이터&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;ko&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← 이전 판&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;2021년 4월 2일 (금) 23:49 판&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;ko&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(차이 없음)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Utolee90</name></author>
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	<entry>
		<id>https://bigforest.a2hosted.com/w/index.php?title=%EC%9E%91%EC%9D%80%EC%88%B2:Sudo%EC%9C%84%ED%82%A4/%EC%84%A0%ED%98%95%EB%B3%80%ED%99%98&amp;diff=33191&amp;oldid=prev</id>
		<title>sudo&gt;Sudo:Kyosu7: 판 1개</title>
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		<updated>2015-08-19T02:01:47Z</updated>

		<summary type="html">&lt;p&gt;판 1개&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;ko&quot;&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;2015년 8월 19일 (수) 11:01 판&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;ko&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(차이 없음)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>sudo&gt;Sudo:Kyosu7</name></author>
	</entry>
	<entry>
		<id>https://bigforest.a2hosted.com/w/index.php?title=%EC%9E%91%EC%9D%80%EC%88%B2:Sudo%EC%9C%84%ED%82%A4/%EC%84%A0%ED%98%95%EB%B3%80%ED%99%98&amp;diff=33190&amp;oldid=prev</id>
		<title>2015년 3월 9일 (월) 14:44에 sudo&gt;Sudo:Kyosu7님의 편집</title>
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		<updated>2015-03-09T14:44:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;새 문서&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;선형변환&amp;#039;&amp;#039;&amp;#039; (線型變換, linear transformation) 은 [[벡터]] 합과 [[스칼라]] 곱을 만족하는 [[벡터 공간]]에 대한 [[함수]]입니다.&lt;br /&gt;
&lt;br /&gt;
== 정의 ==&lt;br /&gt;
[[작은숲:Sudo위키/체 (수학)|체]] &amp;lt;math&amp;gt;K&amp;lt;/math&amp;gt;를 기반으로 한 [[벡터 공간]] &amp;lt;math&amp;gt;V&amp;lt;/math&amp;gt;, &amp;lt;math&amp;gt;W&amp;lt;/math&amp;gt;가 있을 때,&amp;lt;br /&amp;gt;&amp;lt;math&amp;gt;V&amp;lt;/math&amp;gt;에 속하는 임의의 두 [[작은숲:Sudo위키/벡터 (선형대수학)|벡터]] &amp;lt;math&amp;gt;x, y&amp;lt;/math&amp;gt;에 대해&lt;br /&gt;
:&amp;lt;math&amp;gt;f(x+y) = f(x) + f(y)&amp;lt;/math&amp;gt;&lt;br /&gt;
가 성립하며, 또한 &amp;lt;math&amp;gt;K&amp;lt;/math&amp;gt;에 속하는 임의의 [[스칼라]] &amp;lt;math&amp;gt;a&amp;lt;/math&amp;gt;에 대해&lt;br /&gt;
:&amp;lt;math&amp;gt;f(ax) = af(x)&amp;lt;/math&amp;gt;&lt;br /&gt;
를 만족하는 [[함수]] &amp;lt;math&amp;gt;f : V \to W&amp;lt;/math&amp;gt;를 선형변환이라고 합니다.&amp;lt;br /&amp;gt;&lt;br /&gt;
&amp;lt;br /&amp;gt;&lt;br /&gt;
위의 정의를 이용하면 모든 선형변환은 벡터 &amp;lt;math&amp;gt;x_1, \cdots , x_m&amp;lt;/math&amp;gt;와 스칼라 &amp;lt;math&amp;gt;a_1, \cdots , a_m&amp;lt;/math&amp;gt;에 대해&lt;br /&gt;
:&amp;lt;math&amp;gt;f(a_1 x_1+\cdots+a_m x_m)=a_1 f(x_1)+\cdots+a_m f(x_m)&amp;lt;/math&amp;gt;&lt;br /&gt;
의 공식을 만족한다고 할 수도 있습니다.&lt;br /&gt;
&lt;br /&gt;
== [[도보기]] ==&lt;br /&gt;
* [[행렬]]&lt;br /&gt;
[[분류:Sudo위키/대수학]]&lt;br /&gt;
[[분류:Sudo위키/수학 개념]]&lt;/div&gt;</summary>
		<author><name>sudo&gt;Sudo:Kyosu7</name></author>
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