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         <td valign="top" class="name">SGN</td>
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l̕𒲂ׂ܂B
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    <td valign="top" colspan="2" class="description"><span class="title">߂l</span><ul>

<li>number ̐̏ꍇ 1</li>

<li>number  0 ̏ꍇ 0</li>

<li>number ̐̏ꍇ -1</li>
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Zp֐
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    <td valign="top" colspan="2" class="description"><span class="title">֐̃V^bNX</span><pre>Sgn(number)
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    <td valign="top" colspan="2" class="description"><span class="title">֘A</span>
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Abs
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    <td valign="top" colspan="2" class="description"><span class="title">p[^</span>
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    <td valign="top" colspan="2" class="description"><span class="title"></span><pre>&lt;h3&gt;Sgn ̗&lt;/h3&gt;
&lt;p&gt;Sgn ͐l̕𒲂ׂ܂Bl̐̏ꍇ 1 Ԃ܂B
l 0 łꍇ 0 A̐̏ꍇ -1 Ԃ܂B
&lt;p&gt;Sgn(14):&lt;cfoutput&gt;#Sgn(14)#&lt;/cfoutput&gt;
&lt;p&gt;Sgn(21-21):&lt;cfoutput&gt;#Sgn(21-21)#&lt;/cfoutput&gt;
&lt;p&gt;Sgn(-0.007):&lt;cfoutput&gt;#Sgn(-0.007)#&lt;/cfoutput&gt;
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    <td>lłB


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