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		<title>LL(k)-грамматика, множества FIRST и FOLLOW - История изменений</title>
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		<updated>2026-04-28T04:15:33Z</updated>
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		<id>http://neerc.ifmo.ru/wiki/index.php?title=LL(k)-%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B0,_%D0%BC%D0%BD%D0%BE%D0%B6%D0%B5%D1%81%D1%82%D0%B2%D0%B0_FIRST_%D0%B8_FOLLOW&amp;diff=39717&amp;oldid=prev</id>
		<title>Shersh: Перенаправление на LL(k)-грамматики, множества FIRST и FOLLOW</title>
		<link rel="alternate" type="text/html" href="http://neerc.ifmo.ru/wiki/index.php?title=LL(k)-%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B0,_%D0%BC%D0%BD%D0%BE%D0%B6%D0%B5%D1%81%D1%82%D0%B2%D0%B0_FIRST_%D0%B8_FOLLOW&amp;diff=39717&amp;oldid=prev"/>
				<updated>2014-06-21T13:57:40Z</updated>
		
		<summary type="html">&lt;p&gt;Перенаправление на &lt;a href=&quot;/wiki/index.php?title=LL(k)-%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B8,_%D0%BC%D0%BD%D0%BE%D0%B6%D0%B5%D1%81%D1%82%D0%B2%D0%B0_FIRST_%D0%B8_FOLLOW&quot; title=&quot;LL(k)-грамматики, множества FIRST и FOLLOW&quot;&gt;LL(k)-грамматики, множества FIRST и FOLLOW&lt;/a&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&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: white; color:black; text-align: center;&quot;&gt;← Предыдущая&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 13:57, 21 июня 2014&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;Строка 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Строка 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{В разработке}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;#перенаправление [[&lt;/ins&gt;LL(k)-грамматики, &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;множества &lt;/ins&gt;FIRST и FOLLOW&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = Небольшое введение}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{Определение&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;|id=defLLK &lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;|definition=&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;КС-грамматика &amp;lt;tex&amp;gt; \Gamma &amp;lt;/tex&amp;gt; называется '''&lt;/del&gt;LL(k)-&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;грамматикой''', если при возникновении следующей ситуации:&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;* &amp;lt;tex&amp;gt; S \Rightarrow^* p A \beta \Rightarrow&amp;#160; p \alpha \beta \Rightarrow^* p y \eta &amp;lt;/tex&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;* &amp;lt;tex&amp;gt; S \Rightarrow^* p A \beta' \Rightarrow&amp;#160; p \alpha' \beta \Rightarrow^* p y \xi &amp;lt;/tex&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;где &amp;lt;tex&amp;gt; S &amp;lt;/tex&amp;gt; {{---}} стартовый нетерминал &lt;/del&gt;грамматики, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;tex&amp;gt; p &amp;lt;/tex&amp;gt; {{---}} цепочка из терминалов, уже разобранная часть слова, {{---}} &amp;lt;br&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;и при выполнении условий, что &amp;lt;tex&amp;gt; |y| = k &amp;lt;/tex&amp;gt; или &amp;lt;tex&amp;gt; |y| &amp;lt; k, \eta = \xi = \varepsilon &amp;lt;/tex&amp;gt;, верно, что &amp;lt;tex&amp;gt; \alpha = \alpha' &amp;lt;/tex&amp;gt;.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&amp;#160;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = LL(1)-грамматика}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = &lt;/del&gt;FIRST и FOLLOW&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, примеры (скобочные последовательности)}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = Теорема об LL(1)-грамматиках}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = Псевдокоды построения множеств FIRST и FOLLOW}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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 class=&quot;diffchange diffchange-inline&quot;&gt;{{TODO | t = Примеры арифметических выражений с табличками, левая рекурсия правое ветвление}}&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Shersh</name></author>	</entry>

	<entry>
		<id>http://neerc.ifmo.ru/wiki/index.php?title=LL(k)-%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B0,_%D0%BC%D0%BD%D0%BE%D0%B6%D0%B5%D1%81%D1%82%D0%B2%D0%B0_FIRST_%D0%B8_FOLLOW&amp;diff=39713&amp;oldid=prev</id>
		<title>Shersh: определение LL(k)-грамматики</title>
		<link rel="alternate" type="text/html" href="http://neerc.ifmo.ru/wiki/index.php?title=LL(k)-%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%B0%D1%82%D0%B8%D0%BA%D0%B0,_%D0%BC%D0%BD%D0%BE%D0%B6%D0%B5%D1%81%D1%82%D0%B2%D0%B0_FIRST_%D0%B8_FOLLOW&amp;diff=39713&amp;oldid=prev"/>
				<updated>2014-06-21T12:55:12Z</updated>
		
		<summary type="html">&lt;p&gt;определение LL(k)-грамматики&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{В разработке}}&lt;br /&gt;
&lt;br /&gt;
{{TODO | t = Небольшое введение}}&lt;br /&gt;
&lt;br /&gt;
{{Определение&lt;br /&gt;
|id=defLLK &lt;br /&gt;
|definition=&lt;br /&gt;
КС-грамматика &amp;lt;tex&amp;gt; \Gamma &amp;lt;/tex&amp;gt; называется '''LL(k)-грамматикой''', если при возникновении следующей ситуации:&lt;br /&gt;
* &amp;lt;tex&amp;gt; S \Rightarrow^* p A \beta \Rightarrow  p \alpha \beta \Rightarrow^* p y \eta &amp;lt;/tex&amp;gt;&lt;br /&gt;
* &amp;lt;tex&amp;gt; S \Rightarrow^* p A \beta' \Rightarrow  p \alpha' \beta \Rightarrow^* p y \xi &amp;lt;/tex&amp;gt;&lt;br /&gt;
где &amp;lt;tex&amp;gt; S &amp;lt;/tex&amp;gt; {{---}} стартовый нетерминал грамматики, &amp;lt;tex&amp;gt; p &amp;lt;/tex&amp;gt; {{---}} цепочка из терминалов, уже разобранная часть слова, {{---}} &amp;lt;br&amp;gt;&lt;br /&gt;
и при выполнении условий, что &amp;lt;tex&amp;gt; |y| = k &amp;lt;/tex&amp;gt; или &amp;lt;tex&amp;gt; |y| &amp;lt; k, \eta = \xi = \varepsilon &amp;lt;/tex&amp;gt;, верно, что &amp;lt;tex&amp;gt; \alpha = \alpha' &amp;lt;/tex&amp;gt;.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
{{TODO | t = LL(1)-грамматика}}&lt;br /&gt;
{{TODO | t = FIRST и FOLLOW, примеры (скобочные последовательности)}}&lt;br /&gt;
{{TODO | t = Теорема об LL(1)-грамматиках}}&lt;br /&gt;
{{TODO | t = Псевдокоды построения множеств FIRST и FOLLOW}}&lt;br /&gt;
{{TODO | t = Примеры арифметических выражений с табличками, левая рекурсия правое ветвление}}&lt;/div&gt;</summary>
		<author><name>Shersh</name></author>	</entry>

	</feed>