{"coeffs": [-4.2474033960683424e-07, 4.105136413260682e-05, 0.45354444576550973, 0.1282881306154072], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.933952430439249e-08, 5.991136295981754e-07, 0.0039196855121849915, 0.002084175530314874], "covariance": [[6.2947601168472856e-15, -3.0175967090174883e-14, -1.6667772115675172e-10, -1.320941590369928e-10], [-3.017596709017489e-14, 3.5893714117029973e-13, 2.3103708582435612e-09, 1.151173036072923e-09], [-1.666777211567518e-10, 2.3103708582435612e-09, 1.5363934514432918e-05, 7.2393272171844976e-06], [-1.320941590369928e-10, 1.1511730360729228e-09, 7.2393272171844976e-06, 4.343787641163285e-06]]}