deletions | additions       diff --git a/untitled.tex b/untitled.tex  index b7d39c1..9b27520 100644  --- a/untitled.tex  +++ b/untitled.tex 
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\textbf{This is the same as \href{"https://www.authorea.com/users/42140/articles/94880/_show_article" target="_blank"}{this \href{https://www.authorea.com/users/42140/articles/94880/_show_article}{this  test article}, but simply switched from the Pandoc to the LaTeXML backend following \href{https://www.authorea.com/28015)}{this instruction}.}\\ Now I have a conditional equation:  $${{\partial \Phi } \over {\partial {X_{\rm{P}}}}} = \left\{ \matrix{