   #PHP Manual Mathematical Functions deg2rad expm1

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                                      exp

   (PHP 3, PHP 4 )
   exp -- Calculates the exponent of e (the Neperian or Natural logarithm
   base)

Description

   float exp ( float arg)

   Returns e raised to the power of arg.

     Note: 'e' is the base of the natural system of logarithms, or
     approximately 2.718282.

   Example 1. exp() example
   <?php
   echo exp(12) . "\n";
   echo exp(5.7);
   ?>

   The above example will output:
1.6275E+005
298.87

   See also log() and pow().
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