///users/waldspurger.pa/med33/sample2.math

(CMPD $eqFormula {$lhs (CMPD $function {$f (ATOM $variable "f")} {$args (ATOM $variable "x")})} {$rhs (CMPD $summation {$lowerbound (CMPD $eqFormula {$lhs (ATOM $variable "n")} {$rhs (ATOM $integer "1")})} {$upperbound (ATOM $infinity "1")} {$summand (CMPD $product {$multiplier (CMPD $subscript {$base (ATOM $variable "c")} {$subscript (ATOM $variable "n")})} {$multiplicand (CMPD $nRadical {$n (ATOM $integer "3")} {$radicand (CMPD $subscript {$base (ATOM $greekVar "\025")} {$subscript (ATOM $variable "n")})})})})})