class Kramdown::Converter::Html

def convert_math(el, indent)
  block = (el.options[:category] == :block)
  value = (el.value =~ /<|&/ ? "% <![CDATA[\n#{el.value} %]]>" : el.value)
  type = {:type => "math/tex#{block ? '; mode=display' : ''}"}
  if block
    format_as_block_html('script', type, value, indent)
  else
    format_as_span_html('script', type, value)
  end
end