{"coeffs": [-1.1255074907177917e-06, 9.878606460453898e-05, 0.892906012461387, 0.2213952536417934], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.1578319540257394e-07, 2.5079292483726056e-05, 0.0842598426884323, 0.012346456707156304], "covariance": [[4.65623874181454e-14, -4.683918233326129e-12, -1.5991991595221066e-08, -2.517562503316022e-09], [-4.6839182333261766e-12, 6.289709114842783e-10, 2.1114618044631326e-06, 3.0143254990058105e-07], [-1.599199159522127e-08, 2.1114618044631305e-06, 0.007099721089879358, 0.0010209667910232843], [-2.5175625033160324e-09, 3.014325499005794e-07, 0.00102096679102328, 0.0001524349932216849]]}