WP QuickLatex

[latexpage]

\begin{tikzpicture}
[+preamble]
   \usepackage{pgfplots}
   \pgfplotsset{compat=newest}
[/preamble]
   \begin{axis}
    \addplot3[surf,domain=0:360,samples=40] {cos(x)*cos(y)};
   \end{axis}
\end{tikzpicture}