{"coeffs": [-2.919934778468098e-07, 3.398013945570592e-05, 0.5350285895349103, 0.14575433442430766], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.986626118418926e-08, 9.683830467983578e-07, 0.008042784467219635, 0.0029432533453127626], "covariance": [[3.5839692281735644e-15, -4.04201312929012e-14, -3.2397726329101184e-10, -1.476511549317214e-10], [-4.042013129290114e-14, 9.377657253264703e-13, 7.761060067385011e-09, 2.686627450391533e-09], [-3.2397726329101137e-10, 7.761060067385011e-09, 6.468638198614943e-05, 2.2290836523394755e-05], [-1.4765115493172126e-10, 2.6866274503915355e-09, 2.2290836523394776e-05, 8.662740254694768e-06]]}