{"coeffs": [-1.6444628975778076e-06, 4.4528603958776814e-05, 0.45984219358696776, 0.18820271102971173], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1725239307487114e-07, 7.303095956122586e-07, 0.005581866265293804, 0.003111209170024131], "covariance": [[1.374812368178409e-14, -6.884904116948743e-14, -4.809823158525346e-10, -3.3555000618408606e-10], [-6.884904116948749e-14, 5.333521054433406e-13, 4.0414027174710825e-09, 2.1673242246753746e-09], [-4.80982315852535e-10, 4.0414027174710825e-09, 3.1157231003624995e-05, 1.605343098703524e-05], [-3.3555000618408616e-10, 2.1673242246753742e-09, 1.605343098703524e-05, 9.67962249964224e-06]]}