= The Sandbox =

This is just a page to practice and learn WikiFormatting. 

Go ahead, edit it freely.


== TEST ==

Using [http://www.openvest.com/trac/wiki/LatexEquation LatexEquation]:

[[LatexEquation(r_n=\sum_{k=1}^K{X_{n,k}\cdot b_k+u_nn)]]

{{{
#!LatexEquation
a b c^2
}}}