\beamer@slide {fig:h1}{9}
\beamer@slide {fig:h2}{9}
\beamer@slide {fig:homo}{9}
\beamer@slide {eq:pd}{10}
\beamer@slide {eq:ps}{10}
\beamer@slide {fig:r2}{13}
\beamer@slide {fig:r1}{13}
\beamer@slide {fig:rel}{13}
\beamer@slide {fig:heter}{23}
\beamer@slide {eq:perf}{23}