<html>
<head>
<link rel="stylesheet" href="josh.css">
<META http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body bgcolor="#FFFFFF">
<div id="abs">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">abs </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int abs(int number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の絶対値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="acos">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">acos </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float acos(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆余弦をラジアンで返します。</p></td>
    </tr>
  </table>
</div>
<div id="acosh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">acosh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float acosh(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆双曲線余弦 (つまり、双曲線余弦が <span class="literal">number</span> である値) を返します。
</p></td>
    </tr>
  </table>
</div>
<div id="asin">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">asin </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float asin(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆正弦をラジアンで返します。</p></td>
    </tr>
  </table>
</div>
<div id="asinh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">asinh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float asinh(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆双曲線正弦 (つまり、双曲線正弦が <span class="literal">number</span> である値) を返します。
</p></td>
    </tr>
  </table>
</div>
<div id="atan2">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">atan2 </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.5 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float atan2(float
          y, float x)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p><span class="literal">y</span>/<span class="literal">x</span> の逆正接を返し、<span class="literal">y</span> および <span class="literal">x</span> の符号によって結果の 4 象元位置を定義します。
					</p></td>
    </tr>
  </table>
</div>
<div id="atan">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">atan </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float atan(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆正接をラジアンで返します。</p></td>
    </tr>
  </table>
</div>
<div id="atanh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">atanh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float atanh(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の逆双曲線正接 (つまり、双曲線正接が <span class="literal">number</span> である値) を返します。
</p></td>
    </tr>
  </table>
</div>
<div id="base_convert">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">base_convert </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.6 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">string base_convert(string
          number, int frombase, int tobase) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>文字列内の number を任意の基底に変換します (変換前と変換後の基底はどちらも 36 以下)。
</p></td>
    </tr>
  </table>
</div>
<div id="bindec">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">bindec </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int bindec(string
          binary_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>2 進数を 10 進数に変換します。</p></td>
    </tr>
  </table>
</div>
<div id="ceil">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">ceil </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float ceil(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の、次に大きい整数値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="cos">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">cos </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float cos(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の余弦をラジアンで返します。</p></td>
    </tr>
  </table>
</div>
<div id="cosh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">cosh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float cosh(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の双曲線余弦を返します。</p></td>
    </tr>
  </table>
</div>
<div id="decbin">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">decbin </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">string decbin(int
          decimal_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の 2 進表現を含む文字列を返します。</p></td>
    </tr>
  </table>
</div>
<div id="dechex">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">dechex </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">string dechex(int
          decimal_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の 16 進表現を含む文字列を返します。</p></td>
    </tr>
  </table>
</div>
<div id="decoct">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">decoct </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">string decoct(int
          decimal_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の 8 進表現を含む文字列を返します。</p></td>
    </tr>
  </table>
</div>
<div id="deg2rad">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">deg2rad </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.4 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float deg2rad(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>度単位の数値をラジアン単位に変換します。</p></td>
    </tr>
  </table>
</div>
<div id="exp">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">exp </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float exp(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p><span class="emphasis">e</span> を number 乗した値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="expm1">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">expm1 </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float expm1(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p><span class="literal">exp(number) - 1</span> を返します。<span class="literal">number</span> の値が 0 に近い場合でも正確に計算されます。
</p></td>
    </tr>
  </table>
</div>
<div id="floor">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">floor </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float floor(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値に最も近い最小の整数値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="fmod">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">fmod </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float fmod(float
          x, float y) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p><span class="literal">x</span> を <span class="literal">y</span> で除算したときの余りを <span class="literal">float</span> として返します。
					</p></td>
    </tr>
  </table>
</div>
<div id="getrandmax">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">getrandmax </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int getrandmax(void)
        </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>乱数の最大値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="hexdec">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">hexdec </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int hexdec(string
          hexadecimal_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>16 進数を 10 進数に変換した値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="is_finite">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">is_finite </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">bool is_finite(float
          val) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>引数が有限であるかどうかを調べます。</p></td>
    </tr>
  </table>
</div>
<div id="is_infinite">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">is_infinite </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">bool is_infinite(float
          val) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>引数が無限であるかどうかを調べます。</p></td>
    </tr>
  </table>
</div>
<div id="is_nan">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">is_nan </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">bool is_nan(float
          val)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>引数が非数であるかどうかを調べます。</p></td>
    </tr>
  </table>
</div>
<div id="lcg_value">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">lcg_value </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float lcg_value(
          ) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>複合型線形合同ジェネレータから値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="log10">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">log10 </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float log10(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>底数 10 の対数を返します。</p></td>
    </tr>
  </table>
</div>
<div id="log1p">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">log1p </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float log1p(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p><span class="literal">log(1 + number)</span> を返します。数字が 0 に近い場合でも正確に計算されます。
</p></td>
    </tr>
  </table>
</div>
<div id="log">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">log </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float log(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数字の自然対数を返します。</p></td>
    </tr>
  </table>
</div>
<div id="max">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">max </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">mixed max(mixed
          arg1[, mixed arg2[, mixed ...]]) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>配列内または一連の引数の中の最大値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="min">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">min </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">mixed min(mixed
          arg1[, mixed arg2[, mixed ...]])</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>配列内または一連の引数の中の最小値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="mt_getrandmax">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">mt_getrandmax </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.6 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int mt_getrandmax(void)
        </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>Mersenne Twister で発生させることができる乱数の最大値を返します。
</p></td>
    </tr>
  </table>
</div>
<div id="mt_rand">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">mt_rand </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.6 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int mt_rand([int
          min, int max])</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>Mersenne Twister から乱数を返します。</p></td>
    </tr>
  </table>
</div>
<div id="mt_srand">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">mt_srand </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.6 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">void mt_srand([int
          seed]) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>Mersenne Twister 乱数ジェネレータをシードします。</p></td>
    </tr>
  </table>
</div>
<div id="octdec">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">octdec </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int octdec(string
          octal_number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>8 進数を 10 進数に変換した値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="pi">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">pi </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float pi(void)
        </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>円周率の近似値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="pow">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">pow </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">number pow(number
          base, number exponent) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>base の値を exponent の指数で累乗して返します (可能な場合は結果を整数で返します)。
</p></td>
    </tr>
  </table>
</div>
<div id="rad2deg">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">rad2deg </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0.4 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float rad2deg(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>ラジアンで指定された角度を度に変換します。</p></td>
    </tr>
  </table>
</div>
<div id="rand">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">rand </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">int rand([int min,
          int max]) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>乱数を返します。</p></td>
    </tr>
  </table>
</div>
<div id="round">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">round </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float round(float
          number[, int precision])</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>指定された精度に丸めた数値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="sin">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">sin </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float sin(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>ラジアンで指定された角度のサイン値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="sinh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">sinh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float sinh(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の双曲正弦を返します。</p></td>
    </tr>
  </table>
</div>
<div id="sqrt">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">sqrt </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float sqrt(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の平方根を返します。</p></td>
    </tr>
  </table>
</div>
<div id="srand">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">srand </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">void srand([int
          seed]) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>乱数発生器をシードします。</p></td>
    </tr>
  </table>
</div>
<div id="tan">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">tan </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 3.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float tan(float
          number) </p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>ラジアンで指定された角度のタンジェント値を返します。</p></td>
    </tr>
  </table>
</div>
<div id="tanh">
  <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
    <tr>
      <td class="name" valign="top">tanh </td>
      <td class="compatibility" nowrap valign="top">PHP <span class="emphasis"> 4.1.0 </span></td>
    </tr>
    <tr>
      <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
    </tr>
    <tr>
      <td valign="top" nowrap class="usage"><p class="literal">float tanh(float
          number)</p></td>
      <td valign="top" align="right">&nbsp;</td>
    </tr>
    <tr>
      <td colspan="2" class="clearseparation"> </td>
    </tr>
    <tr>
      <td valign="top" colspan="2" class="description"><p>数値の双曲正接を返します。</p></td>
    </tr>
  </table>
</div>
</body>
</html>
