13.test

<<< native
[ ESub (EGrouped []) (EIdentifier "p")
, ESub (EIdentifier "F") (EIdentifier "q")
, ESymbol Open "("
, ESub (EIdentifier "a") (ENumber "1")
, ESymbol Pun ","
, ESymbol Ord "\8230"
, ESymbol Pun ","
, ESub (EIdentifier "a") (EIdentifier "p")
, ESymbol Pun ";"
, ESub (EIdentifier "c") (ENumber "1")
, ESymbol Pun ","
, ESymbol Ord "\8230"
, ESymbol Pun ","
, ESub (EIdentifier "c") (EIdentifier "q")
, ESymbol Pun ";"
, EIdentifier "z"
, ESymbol Close ")"
, ESymbol Rel "="
, EUnderover
    True
    (ESymbol Op "\8721")
    (EGrouped [ EIdentifier "n" , ESymbol Rel "=" , ENumber "0" ])
    (ESymbol Ord "\8734")
, EFraction
    NormalFrac
    (EGrouped
       [ ESymbol Open "("
       , ESub (EIdentifier "a") (ENumber "1")
       , ESub (ESymbol Close ")") (EIdentifier "n")
       , ESymbol Ord "\8943"
       , ESymbol Open "("
       , ESub (EIdentifier "a") (EIdentifier "p")
       , ESub (ESymbol Close ")") (EIdentifier "n")
       ])
    (EGrouped
       [ ESymbol Open "("
       , ESub (EIdentifier "c") (ENumber "1")
       , ESub (ESymbol Close ")") (EIdentifier "n")
       , ESymbol Ord "\8943"
       , ESymbol Open "("
       , ESub (EIdentifier "c") (EIdentifier "q")
       , ESub (ESymbol Close ")") (EIdentifier "n")
       ])
, EFraction
    NormalFrac
    (ESuper (EIdentifier "z") (EIdentifier "n"))
    (EGrouped [ EIdentifier "n" , ESymbol Ord "!" ])
]
>>> starmath
{}_p F_q(a_1, dotslow , a_p; c_1, dotslow , c_q; z) = sum from n = 0 to infinity {{(a_1 )_n dotsaxis (a_p )_n} over {(c_1 )_n dotsaxis (c_q )_n}}{z^n over {n ! }}