Demonstration of how exporting a table to LaTeX math mode yields correct output with Org version 8.2.10, but corrupt output with 8.3.6

0table-math-mode.org

1

2

whops

table-math-mode-8.2.10.tex

% Created 2016-10-21 Fri 00:49
\documentclass[11pt]{article}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{fixltx2e}
\usepackage{graphicx}
\usepackage{longtable}
\usepackage{float}
\usepackage{wrapfig}
\usepackage{rotating}
\usepackage[normalem]{ulem}
\usepackage{amsmath}
\usepackage{textcomp}
\usepackage{marvosym}
\usepackage{wasysym}
\usepackage{amssymb}
\usepackage{hyperref}
\tolerance=1000
\date{\today}
\title{table-matrix}
\hypersetup{
  pdfkeywords={},
  pdfsubject={},
  pdfcreator={Emacs 25.1.1 (Org mode 8.2.10)}}
\begin{document}

\maketitle
\tableofcontents

\[\begin{bmatrix}
 1 & 2 \\
\end{bmatrix}\]

whops
% Emacs 25.1.1 (Org mode 8.2.10)
\end{document}

table-math-mode-8.3.6.tex

% Created 2016-10-21 Fri 00:53
% Intended LaTeX compiler: pdflatex
\documentclass[11pt]{article}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{graphicx}
\usepackage{grffile}
\usepackage{longtable}
\usepackage{wrapfig}
\usepackage{rotating}
\usepackage[normalem]{ulem}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage[libertine]{newtxmath}
\usepackage{newtxtext}
\usepackage{capt-of}
\usepackage{hyperref}
\date{\today}
\title{}
\hypersetup{
 pdfauthor={},
 pdftitle={},
 pdfkeywords={},
 pdfsubject={},
 pdfcreator={Emacs 25.1.1 (Org mode 8.3.6)}, 
 pdflang={English}}
\begin{document}

\tableofcontents

\[
\begin{bmatrix}
 1 & 2 \\
\end{bmatrix}

\] whops
\end{document}