::::{figure}
% Figure contents taken from https://github.com/walmes/Tikz :::{tikz} domain=-0.25:9, scale=0.7, >=latex
% \draw[very thin,color=gray!30] (-1.1,-1.1) grid (12.1,7.1); \draw[->] (-0.2,0) -- (9.2,0) node[right] {$x$}; \draw[->] (0,-0.2) -- (0,5.5) node[above] {$Y$};