{"coeffs": [-0.1402496405581145, 0.06557430451210239, -0.2654702078422978, 0.3104112434329898], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [8.405469735137926e-05, 3.4740053995935154e-05, 0.0001765358584511022, 0.0001853493383622695], "covariance": [[7.08649725641666, -2.640008250849622, 14.267994134199188, -15.231659826274509], [-2.640008250849622, 1.21051067607314, -4.57371000141874, 6.262584426622042], [14.267994134199188, -4.57371000141874, 31.258887203099754, -28.811680679746242], [-15.231659826274509, 6.262584426622042, -28.811680679746242, 34.457972966084824]]}