deletions | additions       diff --git a/hz_nustar.tex b/hz_nustar.tex  index b173025..7f4ede3 100644  --- a/hz_nustar.tex  +++ b/hz_nustar.tex 
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\subsubsection{optical spectroscopy}  \subsubsection{optical poalrimetry} polarimetry}  i-band 
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