#LyX file created by tex2lyx 2.1.0dev
-\lyxformat 456
+\lyxformat 457
\begin_document
\begin_header
\textclass article
\use_package mathdots 0
\use_package mathtools 0
\use_package mhchem 0
+\use_package stackrel 0
\use_package stmaryrd 0
\use_package undertilde 0
\cite_engine basic