texmath-0.6.7: tests/writers/mfracZcomp-06.tex
\mathrm{Inline,\ text\ style,\ thick\ line~}\frac{{{x}}^{2}+1}{{x}} \frac{{{x}}^{2}+1}{{x}} \mathrm{~the\ end.}\mathrm{Inline,\ text\ style,\ thick\ line~}\frac{{{x}}^{2}+1}{{x}} \frac{{{x}}^{2}+1}{{x}} \mathrm{~the\ end.}