{"coeffs": [-1.647837186398497e-06, 5.4550969473314186e-05, 0.4108415563960907, 0.1583987129661743], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4988723418635095e-07, 6.911537504814476e-07, 0.003813426815693538, 0.002556503291249959], "covariance": [[2.246618297203401e-14, -7.641313076728535e-14, -3.411245989306031e-10, -3.3824531707767484e-10], [-7.641313076728535e-14, 4.776935068045711e-13, 2.569211449125292e-09, 1.6533905467716948e-09], [-3.4112459893060315e-10, 2.569211449125292e-09, 1.4542224078650555e-05, 8.461817000911925e-06], [-3.382453170776748e-10, 1.6533905467716948e-09, 8.461817000911923e-06, 6.535709078171873e-06]]}