texmath-0.12.5: test/writer/eqn/mfracSscriptlevel15.test

<<< native
[ EFraction NormalFrac (ENumber "1") (ENumber "2")
, ESymbol Bin "+"
, EFraction NormalFrac (ENumber "1") (ENumber "2")
, ESymbol Bin "+"
, EFraction
    NormalFrac
    (ENumber "1")
    (EGrouped
       [ ENumber "1"
       , ESymbol Bin "+"
       , EFraction NormalFrac (EIdentifier "x") (ENumber "3")
       ])
, ESymbol Bin "+"
, EFraction
    NormalFrac
    (ENumber "1")
    (EGrouped
       [ ENumber "1"
       , ESymbol Bin "+"
       , EFraction NormalFrac (EIdentifier "x") (ENumber "3")
       ])
, ESymbol Bin "+"
, EFraction
    NormalFrac
    (ENumber "1")
    (EGrouped
       [ ENumber "1"
       , ESymbol Bin "+"
       , EFraction NormalFrac (EIdentifier "x") (ENumber "3")
       ])
]
>>> eqn
1 over 2 + 1 over 2 + 1 over {1 + x over 3} + 1 over {1 + x over 3} + 1 over {1 + x over 3}