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	<id>https://croatianschoolsydney.com/index.php?action=history&amp;feed=atom&amp;title=Modul_%28algebra%29</id>
	<title>Modul (algebra) - Povijest promjena</title>
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	<updated>2026-05-25T05:15:20Z</updated>
	<subtitle>Povijest promjena ove stranice na wikiju</subtitle>
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	<entry>
		<id>https://croatianschoolsydney.com/index.php?title=Modul_(algebra)&amp;diff=388767&amp;oldid=prev</id>
		<title>WikiSysop: Bot: Automatski unos stranica</title>
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		<updated>2021-12-11T11:14:32Z</updated>

		<summary type="html">&lt;p&gt;Bot: Automatski unos stranica&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Nova stranica&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;!--'''Modul (algebra)'''--&amp;gt;Modul nad [[prsten (matematika)|prstenom]] je poopćenje [[vektorski prostor|vektorskog prostora]] nad poljem s istim aksiomima, osim što je polje skalara zamijenjeno prstenom s jedinicom.&lt;br /&gt;
&lt;br /&gt;
Neka je ''R'' prsten s jedinicom &amp;lt;math&amp;gt;1_R&amp;lt;/math&amp;gt;. Lijevi modul nad ''R'' (sinonim: lijevi ''R''-modul) je [[Abelova grupa]] &amp;lt;math&amp;gt;M = (M,+,0)&amp;lt;/math&amp;gt; zajedno s funkcijom &amp;lt;math&amp;gt;\nu : R\times M\to M&amp;lt;/math&amp;gt; takvom da  za sve &amp;lt;math&amp;gt;r,s\in R, m,m'\in M&amp;lt;/math&amp;gt; vrijedi &lt;br /&gt;
&lt;br /&gt;
 (i) &amp;lt;math&amp;gt; \nu (r, \nu(s, m)) = \nu (r\cdot s, m)&amp;lt;/math&amp;gt; (aksiom lijevog djelovanja)&lt;br /&gt;
 (ii) &amp;lt;math&amp;gt; \nu(r+s,m) = \nu(r,m) + \nu(s,m)&amp;lt;/math&amp;gt; (aditivnost u ''R'') &lt;br /&gt;
 (iii) &amp;lt;math&amp;gt; \nu(r,m+m') = \nu(r,m) + \nu(r,m')&amp;lt;/math&amp;gt; (aditivnost u ''M'')&lt;br /&gt;
 (iv) &amp;lt;math&amp;gt; \nu (1_R, m) = m&amp;lt;/math&amp;gt; (unitalnost djelovanja)&lt;br /&gt;
&lt;br /&gt;
Funkciju &amp;lt;math&amp;gt;\nu&amp;lt;/math&amp;gt; zovemo djelovanjem ''R''-modula &amp;lt;math&amp;gt;(M,\nu)&amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
Često djelovanje označavamo sintaktički kao dvovrsnu binarnu operaciju, tj. njenu oznaku pišemo između argumenata. Ako je djelovanje dakle &amp;lt;math&amp;gt;\triangleright : R\times M\to M&amp;lt;/math&amp;gt;, u toj sintaksi su gornji aksiomi&lt;br /&gt;
&lt;br /&gt;
 (i) &amp;lt;math&amp;gt; r\triangleright (s\triangleright m)= (r\cdot s)\triangleright m&amp;lt;/math&amp;gt; (aksiom lijevog djelovanja)&lt;br /&gt;
 (ii) &amp;lt;math&amp;gt; (r+s)\triangleright m = r\triangleright m + s\triangleright m&amp;lt;/math&amp;gt; (aditivnost u ''R'') &lt;br /&gt;
 (iii) &amp;lt;math&amp;gt; r\triangleright (m+m') = r\triangleright m + r\triangleright m'&amp;lt;/math&amp;gt; (aditivnost u ''M'')&lt;br /&gt;
 (iv) &amp;lt;math&amp;gt; 1_R\triangleright m = m&amp;lt;/math&amp;gt; (unitalnost djelovanja)&lt;br /&gt;
&lt;br /&gt;
[[Kategorija:Algebra]]&lt;/div&gt;</summary>
		<author><name>WikiSysop</name></author>
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