add R0 and Rt

macros.tex

@@ -1,8 +1,14 @@
 %your own macros, abbreviations, etc.
 
-\newcommand\todo[1]{\textcolor{red}{TODO: #1}}
-\newcommand\fixme[1]{\textcolor{green}{FIXME: #1}}
+%\newcommand\todo[1]{\textcolor{red}{TODO: #1}}
+%\newcommand\fixme[1]{\textcolor{green}{FIXME: #1}}
 
 \newcommand\ie{\textit{i.e.}\xspace}
 \newcommand\eg{\textit{e.g.}\xspace}
 \newcommand\etal{\textit{et al.}\xspace}
+
+
+\newcommand{\RO}{\ensuremath{\mathcal{R}_0}}
+\newcommand{\Rt}{\ensuremath{\mathcal{R}_t}}
+
+% do loss command\newcommand{}