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📁 人工智能的教材啊
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<title>人工智能</title>
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 <div style='position:absolute;top:7.25%;left:6.74%;width:110.86%;height:5.25%'><span
 style='font-family:黑体;mso-fareast-font-family:黑体'>定义</span><span
 style='font-family:宋体;mso-ascii-font-family:宋体'>[</span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>Herbrand </i></span>解释<span style='font-family:
 宋体;mso-ascii-font-family:宋体'>]</span><span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman"'><i><span
 style="mso-spacerun: yes">&nbsp;</span></i></span>一个<span style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman"'>(</span>一阶<span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>)</span>解释<span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>
 </span><span lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:
 "Times New Roman";mso-fareast-language:ZH-CN'><i>I</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>是一个对<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>S </i></span>的<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>Herbrand</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> &#13;</span></div>
 <div style='position:absolute;top:12.5%;left:6.74%;width:92.32%;height:5.25%'><span
 style='font-family:仿宋_GB2312;mso-fareast-font-family:仿宋_GB2312'>解释</span><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>,<span
 style="mso-spacerun: yes">&nbsp; </span>iff<span style="mso-spacerun:
 yes">&nbsp; </span>&#13;</span></div>
 <div style='position:absolute;top:18.25%;left:6.74%;width:92.32%;height:4.75%'><span
 lang=EN-US style='mso-fareast-language:ZH-CN;display:none'><i>&#13;</i></span></div>
 <div style='position:absolute;top:23.25%;left:6.74%;width:92.32%;height:5.25%'><span
 lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>1.</i></span><span lang=EN-US style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman";mso-fareast-language:
 ZH-CN'><span style="mso-spacerun: yes">&nbsp; </span></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>|I|</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>是<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'><i> S</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>的<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>Herbrand</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>域<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:28.5%;left:6.74%;width:92.32%;height:5.25%'><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><i>2.<span
 style="mso-spacerun: yes">&nbsp; </span>I</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>映射每个对象常元为自身<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:33.75%;left:6.74%;width:109.92%;height:5.25%'><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><i>3.</i></span><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><span
 style="mso-spacerun: yes">&nbsp; </span></span>若<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>f </i></span>是一个<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'><i> n</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>元函数符号<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'>, </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>t1,…,tn</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>是项<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'>, </span>则<span style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman"'> </span><span
 lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>I</i></span><span lang=EN-US style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman";mso-fareast-language:
 ZH-CN'> </span>映射项<span style='font-family:"Times New Roman";mso-ascii-font-family:
 "Times New Roman"'> </span><span lang=EN-US style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman";mso-fareast-language:ZH-CN'><i>f(t1,…,tn)</i></span><span
 lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> &#13;</span></div>
 <div style='position:absolute;top:39.0%;left:6.74%;width:92.32%;height:5.25%'>为自身<span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:44.5%;left:6.74%;width:92.32%;height:5.25%'><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><i>4</i></span><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>.
 </span>每个基原子被赋值为真或假<span style='font-family:"Times New Roman";mso-ascii-font-family:
 "Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:50.25%;left:6.74%;width:92.32%;height:4.75%'>&#13;</div>
 <div style='position:absolute;top:55.0%;left:6.74%;width:105.05%;height:5.25%'><span
 style='font-family:黑体;mso-fareast-font-family:黑体'>定理</span><span
 style='font-family:宋体;mso-ascii-font-family:宋体'>[</span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>Herbrand </i></span>定理<span style='font-family:
 宋体;mso-ascii-font-family:宋体'>]</span><span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'><i><span style="mso-spacerun:
 yes">&nbsp; </span></i></span>若一个有限子句集<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'> </span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>S </i></span>是不可满足的<span style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman"'>, </span>则&#13;</div>
 <div style='position:absolute;top:60.5%;left:6.74%;width:92.32%;height:5.25%'><span
 lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>S</i></span><span lang=EN-US style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman";mso-fareast-language:
 ZH-CN'> </span>的<span style='font-family:"Times New Roman";mso-ascii-font-family:
 "Times New Roman"'> </span><span lang=EN-US style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman";mso-fareast-language:ZH-CN'><i>Herbrand
 </i></span>基也是不可满足的<span style='font-family:"Times New Roman";mso-ascii-font-family:
 "Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:66.25%;left:6.74%;width:92.32%;height:4.75%'>&#13;</div>
 <div style='position:absolute;top:71.0%;left:6.74%;width:92.32%;height:5.25%'>证<span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'>:<span
 style="mso-spacerun: yes">&nbsp; </span></span>由一个<span style='font-family:
 "Times New Roman";mso-ascii-font-family:"Times New Roman"'> </span><span
 lang=EN-US style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'><i>Herbrand</i></span><span lang=EN-US
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman";
 mso-fareast-language:ZH-CN'> </span>基的模型可构造出任一解释<span style='font-family:"Times New Roman";
 mso-ascii-font-family:"Times New Roman"'>.&#13;</span></div>
 <div style='position:absolute;top:76.75%;left:6.74%;width:92.32%;height:4.75%'>&#13;</div>
 <div style='position:absolute;top:81.75%;left:6.74%;width:92.32%;height:5.25%'><span
 style='font-family:"Times New Roman";mso-ascii-font-family:"Times New Roman"'><span
 style="mso-spacerun: yes">&nbsp;</span>&#13;</span></div>
 <div style='position:absolute;top:87.5%;left:6.74%;width:92.32%;height:4.75%'><span
 style='mso-special-format:lastCR;display:none'>&#13;</span></div>
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