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	<id>https://wiki.unissula.ac.id/index.php?action=history&amp;feed=atom&amp;title=Antiisomorfisme</id>
	<title>Antiisomorfisme - Riwayat revisi</title>
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	<updated>2026-09-16T04:31:58Z</updated>
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	<entry>
		<id>https://wiki.unissula.ac.id/index.php?title=Antiisomorfisme&amp;diff=9953&amp;oldid=prev</id>
		<title>Maintenance script: Presentation V4: sitasi, referensi, Math, Wikimedia Commons, dan atribusi</title>
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		<updated>2026-08-25T09:04:47Z</updated>

		<summary type="html">&lt;p&gt;Presentation V4: sitasi, referensi, Math, Wikimedia Commons, dan atribusi&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw-interface=&quot;&quot;&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisi sebelumnya&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisi per 25 Agustus 2026 09.04&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;Baris 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Baris 1:&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;Dalam cabang dari [[matematika]] bernama [[teori kategori]], &#039;&#039;&#039;antiisomorfisme&#039;&#039;&#039; (atau &#039;&#039;&#039;anti-isomorfisme&#039;&#039;&#039;) antara [[Struktur matematika|himpunan terstruktur]] &#039;&#039;A&#039;&#039; dan &#039;&#039;B&#039;&#039; adalah [[isomorfisme]] dari &#039;&#039;A&#039;&#039; ke [[Dual (teori kategori)|lawan]] dari &#039;&#039;B&#039;&#039;. Ini juga ekuivalen dengan pernyataan bahwa kedua himpunan terstruktur tersebut isomorfisme dari lawan dari &#039;&#039;A&#039;&#039; ke &#039;&#039;B&#039;&#039;. Himpunan-himpunan tersebut dikatakan &#039;&#039;anitiisomorfik&#039;&#039; jika terdapat antiisomorfisme antara dua struktur. Secara intuitif, mengatakan bahwa dua struktur matematika adalah &#039;&#039;antiisomorfik&#039;&#039; berarti bahwa kedua struktur tersebut pada dasarnya berlawanan satu sama lain. Konsep ini sangat berguna ketika diterapkan pada [[gelanggang (matematika)|gelanggang]].&lt;/div&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;Dalam cabang dari [[matematika]] bernama [[teori kategori]], &#039;&#039;&#039;antiisomorfisme&#039;&#039;&#039; (atau &#039;&#039;&#039;anti-isomorfisme&#039;&#039;&#039;) antara [[Struktur matematika|himpunan terstruktur]] &#039;&#039;A&#039;&#039; dan &#039;&#039;B&#039;&#039; adalah [[isomorfisme]] dari &#039;&#039;A&#039;&#039; ke [[Dual (teori kategori)|lawan]] dari &#039;&#039;B&#039;&#039;. Ini juga ekuivalen dengan pernyataan bahwa kedua himpunan terstruktur tersebut isomorfisme dari lawan dari &#039;&#039;A&#039;&#039; ke &#039;&#039;B&#039;&#039;.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 sumber pada Wikipedia bahasa Indonesia]&amp;lt;/ref&amp;gt; &lt;/ins&gt;Himpunan-himpunan tersebut dikatakan &#039;&#039;anitiisomorfik&#039;&#039; jika terdapat antiisomorfisme antara dua struktur. Secara intuitif, mengatakan bahwa dua struktur matematika adalah &#039;&#039;antiisomorfik&#039;&#039; berarti bahwa kedua struktur tersebut pada dasarnya berlawanan satu sama lain. Konsep ini sangat berguna ketika diterapkan pada [[gelanggang (matematika)|gelanggang]].&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 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;==Contoh sederhana==&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;==Contoh sederhana==&lt;/div&gt;&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-l20&quot;&gt;Baris 20:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Baris 20:&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 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;==Anti-isomorfisme gelanggang==&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;==Anti-isomorfisme gelanggang==&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;Dengan mengkhususkan bahasa umum dari teori kategori mengenai topik aljabar gelanggang, maka diperoleh pernyataan berikut: Misalkan &#039;&#039;R&#039;&#039; dan &#039;&#039;S&#039;&#039; adalah gelanggang dan &#039;&#039;f&#039;&#039;: &#039;&#039;R&#039;&#039; → &#039;&#039;S&#039;&#039; adalah pemetaan [[bijeksi]]. Maka &#039;&#039;f&#039;&#039; adalah &#039;&#039;anti-isomorfisme gelanggang&#039;&#039;, jika&lt;/div&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;Dengan mengkhususkan bahasa umum dari teori kategori mengenai topik aljabar gelanggang, maka diperoleh pernyataan berikut: Misalkan &#039;&#039;R&#039;&#039; dan &#039;&#039;S&#039;&#039; adalah gelanggang dan &#039;&#039;f&#039;&#039;: &#039;&#039;R&#039;&#039; → &#039;&#039;S&#039;&#039; adalah pemetaan [[bijeksi]]. Maka &#039;&#039;f&#039;&#039; adalah &#039;&#039;anti-isomorfisme gelanggang&#039;&#039;,&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 sumber pada Wikipedia bahasa Indonesia]&amp;lt;/ref&amp;gt; &lt;/ins&gt;jika&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;:&amp;lt;math&amp;gt;f(x +_R y) = f(x) +_S f(y) \ \ \ \text{dan} \ \ \ f(x \cdot_R y) = f(y) \cdot_S f(x) \ \ \ \text{untuk semua } x,y \in R.&amp;lt;/math&amp;gt;&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;:&amp;lt;math&amp;gt;f(x +_R y) = f(x) +_S f(y) \ \ \ \text{dan} \ \ \ f(x \cdot_R y) = f(y) \cdot_S f(x) \ \ \ \text{untuk semua } x,y \in R.&amp;lt;/math&amp;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;Jika &amp;#039;&amp;#039;R&amp;#039;&amp;#039; = &amp;#039;&amp;#039;S,&amp;#039;&amp;#039; maka &amp;#039;&amp;#039;f&amp;#039;&amp;#039; adalah &amp;#039;&amp;#039;anti-automorphism&amp;#039;&amp;#039; gelanggang.&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;Jika &amp;#039;&amp;#039;R&amp;#039;&amp;#039; = &amp;#039;&amp;#039;S,&amp;#039;&amp;#039; maka &amp;#039;&amp;#039;f&amp;#039;&amp;#039; adalah &amp;#039;&amp;#039;anti-automorphism&amp;#039;&amp;#039; gelanggang.&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 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;Contoh anti-automorfisme gelanggang dinyatakan sebagai pemetaan konjugat [[kuaternion]]:&lt;/div&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;Contoh anti-automorfisme gelanggang dinyatakan sebagai pemetaan konjugat [[kuaternion]]:&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 sumber pada Wikipedia bahasa Indonesia]&amp;lt;/ref&amp;gt;&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;:&amp;lt;math&amp;gt; x_0 + x_1 \mathbf{i} + x_2 \mathbf{j} + x_3 \mathbf{k} \ \ \mapsto \ \ x_0 - x_1 \mathbf{i} - x_2 \mathbf{j} - x_3 \mathbf{k}.&amp;lt;/math&amp;gt;&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;:&amp;lt;math&amp;gt; x_0 + x_1 \mathbf{i} + x_2 \mathbf{j} + x_3 \mathbf{k} \ \ \mapsto \ \ x_0 - x_1 \mathbf{i} - x_2 \mathbf{j} - x_3 \mathbf{k}.&amp;lt;/math&amp;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;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 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;==Catatan==&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;==Catatan==&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 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;/div&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;== Referensi ==&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;==Referensi==&lt;/div&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;&amp;lt;references /&amp;gt;&lt;/ins&gt;&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; 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; 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; 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;/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; 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;/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;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 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;== Sumber dan atribusi ==&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;== Sumber dan atribusi ==&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 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;Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 Wikipedia bahasa Indonesia], revisi 21242675 (2022-06-15T15:04:01Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&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;Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 Wikipedia bahasa Indonesia], revisi 21242675 (2022-06-15T15:04:01Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&lt;/div&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;&lt;/ins&gt;&lt;/div&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;&amp;lt;!-- WIKI_UNISSULA_PRESENTATION_V4 --&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://wiki.unissula.ac.id/index.php?title=Antiisomorfisme&amp;diff=9553&amp;oldid=prev</id>
		<title>Maintenance script: Impor teks terkontrol dari Wikipedia bahasa Indonesia; revisi 21242675; atribusi sumber disertakan.</title>
		<link rel="alternate" type="text/html" href="https://wiki.unissula.ac.id/index.php?title=Antiisomorfisme&amp;diff=9553&amp;oldid=prev"/>
		<updated>2026-08-25T08:39:14Z</updated>

		<summary type="html">&lt;p&gt;Impor teks terkontrol dari Wikipedia bahasa Indonesia; revisi 21242675; atribusi sumber disertakan.&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Halaman baru&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Dalam cabang dari [[matematika]] bernama [[teori kategori]], &amp;#039;&amp;#039;&amp;#039;antiisomorfisme&amp;#039;&amp;#039;&amp;#039; (atau &amp;#039;&amp;#039;&amp;#039;anti-isomorfisme&amp;#039;&amp;#039;&amp;#039;) antara [[Struktur matematika|himpunan terstruktur]] &amp;#039;&amp;#039;A&amp;#039;&amp;#039; dan &amp;#039;&amp;#039;B&amp;#039;&amp;#039; adalah [[isomorfisme]] dari &amp;#039;&amp;#039;A&amp;#039;&amp;#039; ke [[Dual (teori kategori)|lawan]] dari &amp;#039;&amp;#039;B&amp;#039;&amp;#039;. Ini juga ekuivalen dengan pernyataan bahwa kedua himpunan terstruktur tersebut isomorfisme dari lawan dari &amp;#039;&amp;#039;A&amp;#039;&amp;#039; ke &amp;#039;&amp;#039;B&amp;#039;&amp;#039;. Himpunan-himpunan tersebut dikatakan &amp;#039;&amp;#039;anitiisomorfik&amp;#039;&amp;#039; jika terdapat antiisomorfisme antara dua struktur. Secara intuitif, mengatakan bahwa dua struktur matematika adalah &amp;#039;&amp;#039;antiisomorfik&amp;#039;&amp;#039; berarti bahwa kedua struktur tersebut pada dasarnya berlawanan satu sama lain. Konsep ini sangat berguna ketika diterapkan pada [[gelanggang (matematika)|gelanggang]].&lt;br /&gt;
&lt;br /&gt;
==Contoh sederhana==&lt;br /&gt;
Misalkan &amp;#039;&amp;#039;A&amp;#039;&amp;#039; adalah [[relasi biner]] (atau [[graf berarah]]) yang terdiri dari anggota {1,2,3} dan relasi biner &amp;lt;math&amp;gt;\rightarrow&amp;lt;/math&amp;gt; yang didefinisikan sebagai berikut:&lt;br /&gt;
* &amp;lt;math&amp;gt;1 \rightarrow 2,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;1 \rightarrow 3,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;2 \rightarrow 1.&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Misalkan &amp;#039;&amp;#039;B&amp;#039;&amp;#039; adalah himpunan relasi biner yang terdiri dari anggota {&amp;#039;&amp;#039;a&amp;#039;&amp;#039;,&amp;#039;&amp;#039;b&amp;#039;&amp;#039;,&amp;#039;&amp;#039;c&amp;#039;&amp;#039;} dan relasi biner &amp;lt;math&amp;gt;\Rightarrow&amp;lt;/math&amp;gt; yang didefinisikan sebagai berikut:&lt;br /&gt;
* &amp;lt;math&amp;gt;b \Rightarrow a,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;c \Rightarrow a,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;a \Rightarrow b.&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Perhatikan bahwa lawan dari &amp;#039;&amp;#039;B&amp;#039;&amp;#039; (dilambangkan &amp;#039;&amp;#039;B&amp;#039;&amp;#039;&amp;lt;sup&amp;gt;op&amp;lt;/sup&amp;gt;) adalah himpunan dari anggota yang sama dengan relasi biner yang berlawanan &amp;lt;math&amp;gt;\Leftarrow&amp;lt;/math&amp;gt; (yaitu, membalikkan semua busur dari grafik berarah):&lt;br /&gt;
* &amp;lt;math&amp;gt;b \Leftarrow a,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;c \Leftarrow a,&amp;lt;/math&amp;gt;&lt;br /&gt;
* &amp;lt;math&amp;gt;a \Leftarrow b.&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
Jika &amp;#039;&amp;#039;a&amp;#039;&amp;#039;, &amp;#039;&amp;#039;b&amp;#039;&amp;#039;, dan &amp;#039;&amp;#039;c&amp;#039;&amp;#039; diganti dengan 1, 2, dan 3, maka dapat dilihat bahwa masing-masing aturan pada &amp;#039;&amp;#039;B&amp;#039;&amp;#039;&amp;lt;sup&amp;gt;op&amp;lt;/sup&amp;gt; sama dengan beberapa aturan &amp;#039;&amp;#039;A&amp;#039;&amp;#039;. Hal ini mengartikan bahwa isomorfisme &amp;lt;math&amp;gt;\phi&amp;lt;/math&amp;gt; dapat didefinisikan dari &amp;#039;&amp;#039;A&amp;#039;&amp;#039; ke &amp;#039;&amp;#039;B&amp;#039;&amp;#039;&amp;lt;sup&amp;gt;op&amp;lt;/sup&amp;gt; dengan &amp;lt;math&amp;gt;\phi(1) = a, \phi(2) = b, \phi(3) = c&amp;lt;/math&amp;gt;. &amp;lt;math&amp;gt;\phi&amp;lt;/math&amp;gt; merupakan antiisomorfisme antara &amp;#039;&amp;#039;A&amp;#039;&amp;#039; dan &amp;#039;&amp;#039;B&amp;#039;&amp;#039;.&lt;br /&gt;
&lt;br /&gt;
==Anti-isomorfisme gelanggang==&lt;br /&gt;
Dengan mengkhususkan bahasa umum dari teori kategori mengenai topik aljabar gelanggang, maka diperoleh pernyataan berikut: Misalkan &amp;#039;&amp;#039;R&amp;#039;&amp;#039; dan &amp;#039;&amp;#039;S&amp;#039;&amp;#039; adalah gelanggang dan &amp;#039;&amp;#039;f&amp;#039;&amp;#039;: &amp;#039;&amp;#039;R&amp;#039;&amp;#039; → &amp;#039;&amp;#039;S&amp;#039;&amp;#039; adalah pemetaan [[bijeksi]]. Maka &amp;#039;&amp;#039;f&amp;#039;&amp;#039; adalah &amp;#039;&amp;#039;anti-isomorfisme gelanggang&amp;#039;&amp;#039;, jika&lt;br /&gt;
:&amp;lt;math&amp;gt;f(x +_R y) = f(x) +_S f(y) \ \ \ \text{dan} \ \ \ f(x \cdot_R y) = f(y) \cdot_S f(x) \ \ \ \text{untuk semua } x,y \in R.&amp;lt;/math&amp;gt;&lt;br /&gt;
Jika &amp;#039;&amp;#039;R&amp;#039;&amp;#039; = &amp;#039;&amp;#039;S,&amp;#039;&amp;#039; maka &amp;#039;&amp;#039;f&amp;#039;&amp;#039; adalah &amp;#039;&amp;#039;anti-automorphism&amp;#039;&amp;#039; gelanggang.&lt;br /&gt;
&lt;br /&gt;
Contoh anti-automorfisme gelanggang dinyatakan sebagai pemetaan konjugat [[kuaternion]]:&lt;br /&gt;
:&amp;lt;math&amp;gt; x_0 + x_1 \mathbf{i} + x_2 \mathbf{j} + x_3 \mathbf{k} \ \ \mapsto \ \ x_0 - x_1 \mathbf{i} - x_2 \mathbf{j} - x_3 \mathbf{k}.&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Catatan==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Referensi==&lt;br /&gt;
*&lt;br /&gt;
*&lt;br /&gt;
*&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Sumber dan atribusi ==&lt;br /&gt;
&lt;br /&gt;
Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Antiisomorfisme&amp;amp;oldid=21242675 Wikipedia bahasa Indonesia], revisi 21242675 (2022-06-15T15:04:01Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&lt;/div&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
</feed>