{"coeffs": [-1.7073746466033204e-09, 9.787713027585308e-06, 0.6195884943038799, 0.06614737472137412], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6639510671305813e-08, 3.51314225115285e-06, 0.04119955207788209, 0.00776050702251006], "covariance": [[7.096635288066163e-16, -3.4600334841377044e-14, -4.1397163272671883e-10, -1.011078205645686e-10], [-3.460033484137698e-14, 1.2342168476835315e-11, 1.4438628989172653e-07, 2.560958744140559e-08], [-4.1397163272671894e-10, 1.4438628989172653e-07, 0.0016974030914181184, 0.00030565611919245665], [-1.0110782056456855e-10, 2.560958744140559e-08, 0.00030565611919245665, 6.022546924642795e-05]]}