{"coeffs": [-2.2494392905032456e-06, 0.00019923308135179753, 1.0834393620404508, 0.25664172414620423], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.9785619454129e-07, 0.0001957036345301264, 0.3443144324687348, 0.034281022190859725], "covariance": [[4.870032682596507e-13, -1.2263212837173927e-10, -2.1861419444898243e-07, -2.3004866068904155e-08], [-1.226321283717443e-10, 3.829991256830128e-08, 6.734554602661692e-05, 6.568847486772609e-06], [-2.1861419444899016e-07, 6.734554602661673e-05, 0.11855242840626694, 0.01162943552626305], [-2.3004866068904648e-08, 6.568847486772495e-06, 0.011629435526262877, 0.001175188482450217]]}