{"coeffs": [1.59926835578137e-08, 0.42306172410919685, 1.5672034131033472, 0.09489261125442222], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.0962361919342573e-07, 1163.8807764337985, 262.0642769349219, 0.007976038871357909], "covariance": [[1.2017337885065218e-14, -6.756431041352891e-05, -1.5214346057991908e-05, -5.739736682772889e-10], [-6.756431040503979e-05, 1354618.4617521416, 305011.572858509, 8.865754985773648], [-1.5214346055564492e-05, 305011.5728585139, 68677.68524542343, 1.9963067526563658], [-5.739736682269138e-10, 8.865754986250453, 1.9963067527646208, 6.361719607741235e-05]]}