{"coeffs": [1.6007082622930428e-06, 0.0004284597076235658, 0.7761730532386801, 0.1086504515923816], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8792122696901985e-06, 0.0008042095881137104, 0.2919988197397507, 0.03006421884889573], "covariance": [[3.5314387545541873e-12, -8.841456098804822e-10, -3.3200811555432574e-07, -4.058746441514386e-08], [-8.841456098805082e-10, 6.467530616140236e-07, 0.00023449527520022712, 2.2992898773504734e-05], [-3.320081155543334e-07, 0.0002344952752002268, 0.08526331072940743, 0.00847390358536981], [-4.058746441514441e-08, 2.2992898773504503e-05, 0.008473903585369738, 0.0009038572549942975]]}