{"coeffs": [-5.970674967895636e-07, 6.882064391264309e-05, 0.4431440501949961, 0.1255503430179876], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7040333221714024e-07, 1.163759973237421e-06, 0.004504206799324383, 0.0025213905047072956], "covariance": [[2.903729563070506e-14, -1.2366173772983905e-13, -3.900577697419977e-10, -3.401441520880184e-10], [-1.2366173772983915e-13, 1.354337275309563e-12, 5.135417996044501e-09, 2.6927714154805334e-09], [-3.9005776974199775e-10, 5.135417996044502e-09, 2.0287878891079998e-05, 9.91398947869685e-06], [-3.401441520880183e-10, 2.6927714154805334e-09, 9.913989478696849e-06, 6.3574100772281106e-06]]}