{"coeffs": [-1.0219242748785888e-06, 1.3630738706184747e-05, 0.3336537485162729, 0.18640623337068346], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.539442718028495e-06, 1.0876719749882431e-05, 0.2434435347257591, 0.2415088082886987], "covariance": [[2.0606540190261936e-11, -3.986791157318937e-11, -5.836157645837021e-07, -1.0161068235852695e-06], [-3.986791157318948e-11, 1.1830303251748252e-10, 2.4318304941789235e-06, 2.49709267227338e-06], [-5.836157645837056e-07, 2.431830494178927e-06, 0.05926475459977189, 0.0460191585371039], [-1.0161068235852705e-06, 2.4970926722733772e-06, 0.04601915853710377, 0.05832650448102742]]}