AoPS Wiki:Sandbox

Welcome to the sandbox, a location to test your newfound wiki-editing abilities.

Please note that all contributions here may be deleted periodically and without warning.

In the computer world, a sandbox is a place to test and experiment -- essentially, it's a place to play.

This is the AoPSWiki Sandbox. Feel free to experiment here.

Warning: anything you place here is subject to deletion without notice.

[This was deleted due to its inappropriateness.]

test

\begin{aligned}
a&b&c\\
d&e&f\end{aligned} (Error compiling LaTeX. Unknown error_msg)