def symbols_to_latex(textbody):
    """Replaces common punctuation and currency symbols with LaTeX equivalents.
    Note: definitely not an exhaustive list.
    """

    textbody = textbody.replace('€', '\\euro')
    textbody = textbody.replace('¥', ' yen')
    textbody = textbody.replace('$', '\\$')
    textbody = textbody.replace('°', '$^\\circ$')
    textbody = textbody.replace('&lt;', '$<$')
    textbody = textbody.replace('#', '\\#')
    textbody = textbody.replace('%', '\\%')
    textbody = textbody.replace('&', '\\&')

    return textbody