constante_e.py

ismaelvc@toybox ~> python2
Python 2.7.6 (default, Feb 15 2014, 23:01:55)
[GCC 4.8.2 20140206 (prerelease)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import math
>>> math.e
2.718281828459045
ismaelvc@toybox ~> python
Python 3.3.4 (default, Feb 11 2014, 16:14:21)
[GCC 4.8.2 20140206 (prerelease)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import math
>>> math.e
2.718281828459045
ismaelvc@toybox ~> julia
               _
   _       _ _(_)_     |  A fresh approach to technical computing
  (_)     | (_) (_)    |  Documentation: http://docs.julialang.org
   _ _   _| |_  __ _   |  Type "help()" to list help topics
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 0.3.0-prerelease+1599 (2014-02-17 00:38 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit 6477ca2* (1 day old master)
|__/                   |  i686-pc-linux-gnu

julia> e
e = 2.7182818284590...

julia> big(e)
2.718281828459045235360287471352662497757247093699959574966967627724076630353555e+00 with 256 bits of precision