texmath-0.6.7: tests/readers/mml/mfrac-01.native
[EGrouped [EBinary "\\frac" (ENumber "1") (ENumber "8"),ESymbol Op "=",EBinary "\\frac" (ENumber "1") (EGrouped [EUnder (ENumber "8") (EUnary "\\phantom" (EGrouped [ENumber "0"]))])]]
[EGrouped [EBinary "\\frac" (ENumber "1") (ENumber "8"),ESymbol Op "=",EBinary "\\frac" (ENumber "1") (EGrouped [EUnder (ENumber "8") (EUnary "\\phantom" (EGrouped [ENumber "0"]))])]]