{"result":{"text":"fraction numerator rho subscript 1 over denominator rho subscript w open parentheses rho subscript 2 minus rho subscript 1 close parentheses end fraction open square brackets w subscript 1 open parentheses rho subscript 1 minus rho subscript w close parentheses minus w subscript 2 rho subscript 2 close square brackets"},"status":"ok"}