{"coeffs": [-2.0512672488060018e-08, 1.466253373715446e-07, 0.8382397627701911, 0.10654668226434547], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [3.1085237006062807e-09, 6.510549489734204e-08, 0.07521930319933577, 0.023263270965391464], "covariance": [[9.662919597230966e-18, -1.6936465088489775e-16, -1.9486421271588128e-10, -6.70609081410678e-11], [-1.693646508848977e-16, 4.23872546582783e-15, 4.8926945588238174e-09, 1.467021050694389e-09], [-1.9486421271588112e-10, 4.892694558823817e-09, 0.005657943573793605, 0.0016988115849160975], [-6.70609081410678e-11, 1.4670210506943886e-09, 0.0016988115849160973, 0.0005411797760092256]]}