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	<id>https://www.glc.us.es/~jalonso/RA2013/index.php?action=history&amp;feed=atom&amp;title=R10</id>
	<title>R10 - Historial de revisiones</title>
	<link rel="self" type="application/atom+xml" href="https://www.glc.us.es/~jalonso/RA2013/index.php?action=history&amp;feed=atom&amp;title=R10"/>
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	<updated>2026-07-17T14:41:20Z</updated>
	<subtitle>Historial de revisiones para esta página en el wiki</subtitle>
	<generator>MediaWiki 1.31.14</generator>
	<entry>
		<id>https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=654&amp;oldid=prev</id>
		<title>WikiSysop: Texto reemplazado: «isar» por «isabelle»</title>
		<link rel="alternate" type="text/html" href="https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=654&amp;oldid=prev"/>
		<updated>2018-07-16T15:46:08Z</updated>

		<summary type="html">&lt;p&gt;Texto reemplazado: «isar» por «isabelle»&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&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;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;es&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Revisión anterior&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revisión del 15:46 16 jul 2018&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;Línea 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Línea 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; 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;lt;source lang=&amp;quot;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;isar&lt;/del&gt;&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;&amp;lt;source lang=&amp;quot;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;isabelle&lt;/ins&gt;&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;header {* R10: Deducción natural proposicional *}&lt;/div&gt;&lt;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;header {* R10: Deducción natural proposicional *}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&#039;diff-marker&#039;&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;td class=&#039;diff-marker&#039;&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; 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;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>WikiSysop</name></author>
		
	</entry>
	<entry>
		<id>https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=465&amp;oldid=prev</id>
		<title>Jalonso: Protegió «R10» ([edit=sysop] (indefinido) [move=sysop] (indefinido))</title>
		<link rel="alternate" type="text/html" href="https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=465&amp;oldid=prev"/>
		<updated>2014-01-24T06:03:33Z</updated>

		<summary type="html">&lt;p&gt;Protegió «&lt;a href=&quot;/~jalonso/RA2013/index.php/R10&quot; title=&quot;R10&quot;&gt;R10&lt;/a&gt;» ([edit=sysop] (indefinido) [move=sysop] (indefinido))&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;es&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Revisión anterior&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revisión del 06:03 24 ene 2014&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;es&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(Sin diferencias)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Jalonso</name></author>
		
	</entry>
	<entry>
		<id>https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=464&amp;oldid=prev</id>
		<title>Jalonso: Página creada con &#039;&lt;source lang=&quot;isar&quot;&gt; header {* R10: Deducción natural proposicional *}  theory R10 imports Main  begin  text {*   --------------------------------------------------------------...&#039;</title>
		<link rel="alternate" type="text/html" href="https://www.glc.us.es/~jalonso/RA2013/index.php?title=R10&amp;diff=464&amp;oldid=prev"/>
		<updated>2014-01-24T06:03:15Z</updated>

		<summary type="html">&lt;p&gt;Página creada con &amp;#039;&amp;lt;source lang=&amp;quot;isar&amp;quot;&amp;gt; header {* R10: Deducción natural proposicional *}  theory R10 imports Main  begin  text {*   --------------------------------------------------------------...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Página nueva&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;source lang=&amp;quot;isar&amp;quot;&amp;gt;&lt;br /&gt;
header {* R10: Deducción natural proposicional *}&lt;br /&gt;
&lt;br /&gt;
theory R10&lt;br /&gt;
imports Main &lt;br /&gt;
begin&lt;br /&gt;
&lt;br /&gt;
text {*&lt;br /&gt;
  --------------------------------------------------------------------- &lt;br /&gt;
  El objetivo de esta relación es lemas usando sólo las reglas básicas&lt;br /&gt;
  de deducción natural de la lógica proposicional. &lt;br /&gt;
&lt;br /&gt;
  Los ejercicios son los de la asignatura de &amp;quot;Lógica informática&amp;quot; que se&lt;br /&gt;
  encuentran en http://goo.gl/yrPLn&lt;br /&gt;
&lt;br /&gt;
  Las reglas básicas de la deducción natural son las siguientes:&lt;br /&gt;
  · conjI:      ⟦P; Q⟧ ⟹ P ∧ Q&lt;br /&gt;
  · conjunct1:  P ∧ Q ⟹ P&lt;br /&gt;
  · conjunct2:  P ∧ Q ⟹ Q  &lt;br /&gt;
  · notnotD:    ¬¬ P ⟹ P&lt;br /&gt;
  · notnotI:    P ⟹ ¬¬ P&lt;br /&gt;
  · mp:         ⟦P ⟶ Q; P⟧ ⟹ Q &lt;br /&gt;
  · mt:         ⟦F ⟶ G; ¬G⟧ ⟹ ¬F &lt;br /&gt;
  · impI:       (P ⟹ Q) ⟹ P ⟶ Q&lt;br /&gt;
  · disjI1:     P ⟹ P ∨ Q&lt;br /&gt;
  · disjI2:     Q ⟹ P ∨ Q&lt;br /&gt;
  · disjE:      ⟦P ∨ Q; P ⟹ R; Q ⟹ R⟧ ⟹ R &lt;br /&gt;
  · FalseE:     False ⟹ P&lt;br /&gt;
  · notE:       ⟦¬P; P⟧ ⟹ R&lt;br /&gt;
  · notI:       (P ⟹ False) ⟹ ¬P&lt;br /&gt;
  · iffI:       ⟦P ⟹ Q; Q ⟹ P⟧ ⟹ P = Q&lt;br /&gt;
  · iffD1:      ⟦Q = P; Q⟧ ⟹ P &lt;br /&gt;
  · iffD2:      ⟦P = Q; Q⟧ ⟹ P&lt;br /&gt;
  · ccontr:     (¬P ⟹ False) ⟹ P&lt;br /&gt;
  · excluded_middle: ¬P ∨ P&lt;br /&gt;
  --------------------------------------------------------------------- &lt;br /&gt;
*}&lt;br /&gt;
&lt;br /&gt;
text {*&lt;br /&gt;
  Se usarán las reglas notnotI y mt que demostramos a continuación.&lt;br /&gt;
  *}&lt;br /&gt;
&lt;br /&gt;
lemma notnotI: &amp;quot;P ⟹ ¬¬ P&amp;quot;&lt;br /&gt;
by auto&lt;br /&gt;
&lt;br /&gt;
lemma mt: &amp;quot;⟦F ⟶ G; ¬G⟧ ⟹ ¬F&amp;quot;&lt;br /&gt;
by auto&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 1. Demostrar&lt;br /&gt;
     p ∨ q, ¬q ⊢ p&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 2. Demostrar&lt;br /&gt;
     p ∧ q ⊢ ¬(¬p ∨ ¬q)&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 3. Demostrar&lt;br /&gt;
     ¬(p ∨ q) ⊢ ¬p ∧ ¬q&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 4. Demostrar&lt;br /&gt;
     ¬p ∧ ¬q ⊢ ¬(p ∨ q)&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 5. Demostrar&lt;br /&gt;
     ¬p ∨ ¬q ⊢ ¬(p ∧ q)&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 6. Demostrar&lt;br /&gt;
     ⊢ ((p ⟶ q) ⟶ p) ⟶ p&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 7. Demostrar&lt;br /&gt;
     ¬q ⟶ ¬p ⊢ p ⟶ q&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 8. Demostrar&lt;br /&gt;
     ¬(¬p ∧ ¬q) ⊢ p ∨ q&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 9. Demostrar&lt;br /&gt;
     ¬(¬p ∨ ¬q) ⊢ p ∧ q&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 10. Demostrar&lt;br /&gt;
     ¬(p ∧ q) ⊢ ¬p ∨ ¬q&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
text {* --------------------------------------------------------------- &lt;br /&gt;
  Ejercicio 11. Demostrar&lt;br /&gt;
     ⊢ (p ⟶ q) ∨ (q ⟶ p)&lt;br /&gt;
  ------------------------------------------------------------------ *}&lt;br /&gt;
&lt;br /&gt;
end&lt;br /&gt;
&amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
		<author><name>Jalonso</name></author>
		
	</entry>
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