?? matlib hand book in chinese.htm
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<div class=Section1>
<p class=MsoNormal style='margin-bottom:12.0pt'><span lang=EN-US
style='font-size:18.0pt'>All the following resources come from <a
href="http://www.smth.org/">http://www.smth.org/</a></span><span lang=EN-US><br>
<br>
MATLAB </span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>程式设计与应用</span><span
lang=EN-US> <br>
<br>
<br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>张智星</span><span
lang=EN-US> <br>
<br>
<br>
1-1</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>、基本运算与函数</span><span
lang=EN-US> <br>
<br>
<br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>在</span><span lang=EN-US>MATLAB</span><span
style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>下进行基本数学运算，只需将运算式直接打入提示号（</span><span
lang=EN-US>>></span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）之<span
class=GramE>後</span>，并按入</span><span
lang=EN-US>Enter<br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>键即可。例如：</span><span
lang=EN-US> <br>
<br>
<br>
>>(5*2+1.3-0.8)*10/25 <br>
<br>
ans = <br>
<br>
4.2000 <br>
<br>
<br>
MATLAB</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>会将运算结果直接存入<span
class=GramE>一</span>变数</span><span lang=EN-US>ans</span><span
style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，代表</span><span lang=EN-US>MATLAB</span><span
style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>运算<span class=GramE>後</span>的答案（</span><span
lang=EN-US>Answer</span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>），并显示</span><span
lang=EN-US><br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>其数值<span
class=GramE>於萤</span>幕上。（为简便起见，在下述各例中，我们不再印出</span><span
lang=EN-US>MATLAB</span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的提示号。）</span><span
lang=EN-US> <br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>小提示：</span><span
lang=EN-US> ">>"</span><span style='font-family:SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>是</span><span
lang=EN-US>MATLAB</span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的提示符号（</span><span
lang=EN-US>Prompt</span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>），但在</span><span
lang=EN-US>PC</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>中文视窗系统下，由<span
class=GramE>於</span>编码方式</span><span
lang=EN-US><br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>不同，此提示符号常会消失不见，但这并不会影响到</span><span
lang=EN-US>MATLAB</span><span style='font-family:SimSun;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的运算结果。</span><span
lang=EN-US> <br>
<br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>我们也可将上述运算式的结果设定给另一个变数</span><span
lang=EN-US>x</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>：</span><span lang=EN-US>
<br>
<br>
<br>
x = (5*2+1.3-0.8)*10^2/25 <br>
<br>
x = <br>
<br>
42 <br>
<br>
<br>
</span><span style='font-family:SimSun;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>此时</span><span
lang=EN-US>MATLAB</span><span style='font-family:SimSun;mso-ascii-font-family:
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