parameters: ()
return_statement: return text
docstring: Returns array of lines at start of LaTeX file that
      enable it to be compiled as its own document (standalone).
docstring_summary: Returns array of lines at start of LaTeX file that
      enable it to be compiled as its own document (standalone).
docstring_tokens: Returns array of lines at start of LaTeX file that enable it to be compiled as its own document ( standalone ) .
function: def begin_latex_document():
      """Returns array of lines at start of LaTeX file that
      enable it to be compiled as its own document (standalone).
  
      """
      text = []
      text.append('')
      text.append(r"""\documentclass[aip,jcp,preprint,superscriptaddress,floatfix]{revtex4-1}""")
      text.append(r"""\usepackage{bm}""")
      text.append(r"""\usepackage{dcolumn}""")
      text.append(r"""\usepackage{rotating}""")
      text.append(r"""\usepackage{longtable}""")
      text.append(r"""\usepackage[table]{xcolor}""")
      text.append(r"""\begin{document}""")
      text.append('')
      return text
function_tokens: def begin_latex_document ( ) : text = [ ] text . append ( '' ) text . append ( r"""\documentclass[aip,jcp,preprint,superscriptaddress,floatfix]{revtex4-1}""" ) text . append ( r"""\usepackage{bm}""" ) text . append ( r"""\usepackage{dcolumn}""" ) text . append ( r"""\usepackage{rotating}""" ) text . append ( r"""\usepackage{longtable}""" ) text . append ( r"""\usepackage[table]{xcolor}""" ) text . append ( r"""\begin{document}""" ) text . append ( '' ) return text