{"coeffs": [-8.70759022109023e-08, 2.316850551181854e-05, 0.6836650460670919, 0.1426692926138108], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.250642689101277e-08, 4.984576690090039e-06, 0.05295183739379059, 0.01164067426250485], "covariance": [[8.557439016142291e-15, -3.2813576064390524e-13, -3.5374070681772795e-09, -9.047774655255197e-10], [-3.2813576064390564e-13, 2.4846004779388974e-11, 2.635097006665623e-07, 5.5273983598281116e-08], [-3.5374070681772782e-09, 2.635097006665623e-07, 0.0028038970833784396, 0.0005942552687060868], [-9.04777465525521e-10, 5.5273983598281116e-08, 0.0005942552687060867, 0.00013550529728574283]]}