📄 stdmath_details.html
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <math.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>double cosh( double arg );</span></pre></td>
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<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数</span><i><span lang=EN-US>arg</span></i>的双曲余弦值。
</p>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#asin">asin()</a>, <a href="#acos">acos()</a>, <a href="#atan">atan()</a>,
<a href="#sin">sin()</a>, <a href="#atan2">atan2()</a>, <a href="#tan">tan()</a>,
<a href="#sinh">sinh()</a>, <a href="#cos">cos()</a>, and <a href="#tanh">tanh()</a>.
</strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="div">div</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
<table border=0 cellpadding=0 bgcolor="#ccccff" style='mso-cellspacing:1.5pt;
background:#CCCCFF;mso-padding-alt:0cm 0cm 0cm 0cm'>
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <stdlib.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>div_t div( int numerator, int denominator );</span></pre></td>
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<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数</span><i><span lang=EN-US>numerator</span></i><span
lang=EN-US> / <i>denominator</i>的商和余数。结构类型<strong>div_t</strong>定义在stdlib.h中: </span></p>
<pre><span lang=EN-US><span style="mso-spacerun: yes"> </span>int quot;<span
style='mso-tab-count:1'> </span>// 商数</span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>int rem;<span
style='mso-tab-count:1'> </span>// 余数</span></pre>
<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'>例<span
lang=EN-US>, 以下代码显示x/y的</span><span style='mso-bidi-font-size:10.5pt'>商和余数</span><span
lang=EN-US>: </span></p>
<pre><span lang=EN-US><span style="mso-spacerun: yes"> </span>div_t temp;</span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>temp = div( x, y );</span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>printf( "%d divided by %d yields %d with a remainder of %d\n", x, y, temp.quot, temp.rem );</span></pre>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#ldiv">ldiv()</a>. </strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="exp">exp</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
<table border=0 cellpadding=0 bgcolor="#ccccff" style='mso-cellspacing:1.5pt;
background:#CCCCFF;mso-padding-alt:0cm 0cm 0cm 0cm'>
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <math.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>double exp( double arg );</span></pre></td>
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<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数</span><span lang=EN-US>returns e
(2.7182818) 的<i>arg</i>次幂。 </span></p>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#log">log()</a>. </strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="fabs">fabs</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
<table border=0 cellpadding=0 bgcolor="#ccccff" style='mso-cellspacing:1.5pt;
background:#CCCCFF;mso-padding-alt:0cm 0cm 0cm 0cm'>
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <math.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>double fabs( double arg );</span></pre></td>
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</table>
<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数</span><i><span lang=EN-US>arg</span></i>的绝对值。
</p>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#abs">abs()</a>. </strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="floor">floor</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
<table border=0 cellpadding=0 bgcolor="#ccccff" style='mso-cellspacing:1.5pt;
background:#CCCCFF;mso-padding-alt:0cm 0cm 0cm 0cm'>
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <math.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>double floor( double arg );</span></pre></td>
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</table>
<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数不大于</span><i><span lang=EN-US>arg</span></i>的最大整数。例如<span
lang=EN-US>, </span></p>
<pre><span lang=EN-US><span style="mso-spacerun: yes"> </span>y = 6.04;</span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>x = floor( y );</span></pre>
<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>x的值为6.0. </span></p>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#ceil">ceil()</a>. </strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="fmod">fmod</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
<table border=0 cellpadding=0 bgcolor="#ccccff" style='mso-cellspacing:1.5pt;
background:#CCCCFF;mso-padding-alt:0cm 0cm 0cm 0cm'>
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<td style='padding:.75pt .75pt .75pt .75pt'><pre><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>#include <math.h></span></pre><pre><span
lang=EN-US><span style="mso-spacerun: yes"> </span>double fmod( double x, double y );</span></pre></td>
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</table>
<p style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
style='mso-bidi-font-size:10.5pt'>功能： 函数返回参数</span><i><span lang=EN-US>x</span></i><span
lang=EN-US>/<i>y</i>的余数。</span></p>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>相关主题</span><span lang=EN-US>:</span></i><span lang=EN-US><br>
<strong><a href="#ceil">ceil()</a>, <a href="#floor">floor()</a>, and <a
href="#fabs">fabs()</a>. </strong></span></p>
<div class=MsoNormal align=center style='text-align:center;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US>
<hr size=2 width="100%" align=center>
</span></div>
<h2 style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US><a name="frexp">frexp</a> </span></h2>
<p class=MsoNormal style='tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><i><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法</span><span lang=EN-US>:</span></i><span lang=EN-US> </span></p>
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