if you don't know what this is you need to get your eyes checked...
IT'S A DICK!!!(for you sticklers for proper scientific terminology out there, it's a penis( you know... that thing hanging between your legs(otherwise known as your best friend)))
In notational form (8==D > ({})) only on the blackboards of very troubled math-teachers.. and the UD.com.
In non-notational form; the other 83% of the internets