{"coeffs": [-0.0005613875596829324, 8.431096654655878e-08, -1.4578451921762867, 0.17182502198778668], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [0.740516519199955, 1.0251813116073797e-08, 226.83904446912237, 0.06010583922986254], "covariance": [[0.5483647152080172, 7.688799197281922e-11, 167.97768318590596, -0.01484040393422831], [7.688799216799211e-11, 1.0509967216690273e-16, 1.9590107970362198e-08, 4.760417541829799e-10], [167.97768318589448, 1.9590107910087367e-08, 51455.95209566447, -4.573169211537738], [-0.014840403932877038, 4.760417541883354e-10, -4.573169211124128, 0.0036127119095260827]]}