<td valign="top">M_E</td>
 
     <td valign="top">M_E</td>
   −
     <td valign="top">Returns e (approx. 2.718)</td>
+
     <td valign="top">Value of e (approx. 2.718)</td>
 
      
 
      
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td valign="top">M_EULER</td>
 
     <td valign="top">M_EULER</td>
     <td valign="top">Returns Euler's constant (approx. 0.577)</td>
+
     <td valign="top">Value of Euler's constant (approx. 0.577)</td>
 
      
 
      
    
<tr>
 
<tr>
 
     <td valign="top">M_LNPI</td>
 
     <td valign="top">M_LNPI</td>
     <td valign="top">Returns the natural logarithm of PI (approx. 1.144)</td>
+
     <td valign="top">The natural logarithm of PI (approx. 1.144)</td>
 
    
 
    
 
   </tr>
 
   </tr>
    
     <td valign="top">M_LN2</td>
 
     <td valign="top">M_LN2</td>
     <td valign="top">Returns the natural logarithm of 2 (approx. 0.693)</td>
+
     <td valign="top">The natural logarithm of 2 (approx. 0.693)</td>
 
    
 
    
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td valign="top">M_LN10</td>
 
     <td valign="top">M_LN10</td>
     <td valign="top">Returns the natural logarithm of 10 (approx. 2.302)</td>
+
     <td valign="top">The natural logarithm of 10 (approx. 2.302)</td>
    
    
 
    
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
     <td valign="top">M_LOG2E</td>  <td valign="top">4</td>
+
     <td valign="top">M_LOG2E</td>
     <td valign="top">Returns the base-2 logarithm of E (approx. 1.442)</td>
+
     <td valign="top">Value of base-2 logarithm of E (approx. 1.442)</td>
 
      
 
      
 
   </tr>
 
   </tr>
 
   <tr>
 
   <tr>
 
     <td valign="top">M_LOG10E</td>
 
     <td valign="top">M_LOG10E</td>
     <td valign="top">Returns the base-10 logarithm of E (approx. 0.434)</td>
+
     <td valign="top">The base-10 logarithm of E (approx. 0.434)</td>
 
    
 
    
 
   </tr>
 
   </tr>
    
<tr>
 
<tr>
<td>M_PI<td></td>
+
<td>M_PI<td>The value of PI</td>
 
<tr>
 
<tr>
<td>M_PI_2<td></td>
+
<td>M_PI_2<td>The value of PI/2</td>
 
<tr>
 
<tr>
<td>M_PI_4<td></td>
+
<td>M_PI_4<td>The value of PI/4</td>
 
<tr>
 
<tr>
<td>M_1_PI<td></td>
+
<td>M_1_PI<td>The value of 1/PI</td>
 
<tr>
 
<tr>
<td>M_2_PI<td></td>
+
<td>M_2_PI<td>The value of 2/PI</td>
 
<tr>
 
<tr>
<td>M_SQRTPI<td></td>
+
<td>M_SQRTPI<td>The square root of PI</td>
 
<tr>
 
<tr>
<td>M_2_SQRTPI<td></td>
+
<td>M_2_SQRTPI<td>The value 2/square root of PI</td>
 
<tr>
 
<tr>
<td>M_SQRT2<td><td></td>
+
<td>M_SQRT2<td><td>The square root of 2</td>
 
<tr>
 
<tr>
<td>M_SQRT3<td></td>
+
<td>M_SQRT3<td>The square root of 3</td>
 
<tr>
 
<tr>
Exception encountered, of type "Error"
[0a18d845] /index.php?diff=next&oldid=1101&title=PHP_Constants Error from line 434 of /var/www/techotopia/includes/diff/DairikiDiff.php: Call to undefined function each()
Backtrace:
#0 /var/www/techotopia/includes/diff/DairikiDiff.php(544): DiffEngine->diag()
#1 /var/www/techotopia/includes/diff/DairikiDiff.php(344): DiffEngine->compareSeq()
#2 /var/www/techotopia/includes/diff/DairikiDiff.php(227): DiffEngine->diffLocal()
#3 /var/www/techotopia/includes/diff/DairikiDiff.php(721): DiffEngine->diff()
#4 /var/www/techotopia/includes/diff/DairikiDiff.php(859): Diff->__construct()
#5 /var/www/techotopia/includes/diff/DairikiDiff.php(980): MappedDiff->__construct()
#6 /var/www/techotopia/includes/diff/TableDiffFormatter.php(194): WordLevelDiff->__construct()
#7 /var/www/techotopia/includes/diff/DiffFormatter.php(140): TableDiffFormatter->changed()
#8 /var/www/techotopia/includes/diff/DiffFormatter.php(111): DiffFormatter->block()
#9 /var/www/techotopia/includes/diff/DifferenceEngine.php(881): DiffFormatter->format()
#10 /var/www/techotopia/includes/diff/DifferenceEngine.php(797): DifferenceEngine->generateTextDiffBody()
#11 /var/www/techotopia/includes/diff/DifferenceEngine.php(728): DifferenceEngine->generateContentDiffBody()
#12 /var/www/techotopia/includes/diff/DifferenceEngine.php(662): DifferenceEngine->getDiffBody()
#13 /var/www/techotopia/includes/diff/DifferenceEngine.php(632): DifferenceEngine->getDiff()
#14 /var/www/techotopia/includes/diff/DifferenceEngine.php(453): DifferenceEngine->showDiff()
#15 /var/www/techotopia/includes/page/Article.php(797): DifferenceEngine->showDiffPage()
#16 /var/www/techotopia/includes/page/Article.php(508): Article->showDiffPage()
#17 /var/www/techotopia/includes/actions/ViewAction.php(44): Article->view()
#18 /var/www/techotopia/includes/MediaWiki.php(490): ViewAction->show()
#19 /var/www/techotopia/includes/MediaWiki.php(287): MediaWiki->performAction()
#20 /var/www/techotopia/includes/MediaWiki.php(714): MediaWiki->performRequest()
#21 /var/www/techotopia/includes/MediaWiki.php(508): MediaWiki->main()
#22 /var/www/techotopia/index.php(41): MediaWiki->run()
#23 {main}