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 CALC 
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About
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Author: Wijnand 'tehmaze' Modderman
Contact: irc.xs4all.nl/#dunkbots
Website: http://tehmaze.com
License: BSD

Description
-----------

Calculator allowing the user to do various mathematical operations.

Commands
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calc

    calculates a sum

::

    <user> !calc sin(pi) + 2^8

icalc

    calculates a sum with integer math

::

    <user> !icalc 1.0 + 4.5

rpn

    returns the value of an RPN expression

::

    <user> !rpn 5 1 2 + 4 * + 3
