Returns a string that is a valid plotmath expression, given a LaTeX tree
returned by parse_latex
.
Usage
render_latex(tokens, user_defined = list(), hack_parentheses = FALSE)
Arguments
- tokens
tree of tokens
- user_defined
any custom definitions of commands passed to
TeX
- hack_parentheses
render parentheses using
group('(', phantom(), '.')
andgroup(')', phantom(), '.')
. This is useful to return valid expressions when the LaTeX source contains mismatched parentheses, but makes the returned expression much less tidy.