--- parse tree ---
[ Comment
, SoftBreak
, Equation
    False
    [ Text "a"
    , Text ","
    , Text "A"
    , Text ","
    , Code
        "typ/math/style-00.typ"
        ( line 2 , column 8 )
        (Ident (Identifier "delta"))
    , Text ","
    , Text "\1013"
    , Text ","
    , Code
        "typ/math/style-00.typ"
        ( line 2 , column 18 )
        (Ident (Identifier "diff"))
    , Text ","
    , Code
        "typ/math/style-00.typ"
        ( line 2 , column 24 )
        (Ident (Identifier "Delta"))
    , Text ","
    , Text "\1012"
    ]
, ParBreak
]
--- evaluated ---
document(body: { text(body: [
]), 
                 math.equation(block: false, 
                               body: { text(body: [a]), 
                                       text(body: [,]), 
                                       text(body: [A]), 
                                       text(body: [,]), 
                                       text(body: [δ]), 
                                       text(body: [,]), 
                                       text(body: [ϵ]), 
                                       text(body: [,]), 
                                       text(body: [∂]), 
                                       text(body: [,]), 
                                       text(body: [Δ]), 
                                       text(body: [,]), 
                                       text(body: [ϴ]) }, 
                               numbering: none), 
                 parbreak() })
