= The Sandbox =

This is just a page to practice and learn WikiFormatting. 

Go ahead, edit it freely.

{{{#!cpp
[[Include(source:trunk/Mars/ceres.cc, text/x-c++hdr)]]
}}}

[[math(x^2)]]

$x^2$

$$x^2$$

\(x^2\)

\[\sum_0^12\left(x^2\right)\]