{"coeffs": [-1.9693016937266607e-06, 6.686708573100268e-05, 0.419571747899424, 0.15320876225546695], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.2129459591904857e-07, 1.121969823908792e-06, 0.004972292359177287, 0.0031707876091385066], "covariance": [[4.897129818297499e-14, -1.7941679819432955e-13, -6.51879520236345e-10, -6.11484788832331e-10], [-1.7941679819432968e-13, 1.2588162857619255e-12, 5.453826235303487e-09, 3.3210633937677805e-09], [-6.518795202363458e-10, 5.453826235303487e-09, 2.4723691305132835e-05, 1.3773623217663846e-05], [-6.114847888323315e-10, 3.3210633937677793e-09, 1.3773623217663838e-05, 1.0053894062266285e-05]]}