{"coeffs": [-1.7833636198660003e-06, 3.0066059881386914e-05, 0.5994016045763778, 0.2522895328260116], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.392797438920708e-07, 3.735467546513327e-06, 0.05217363076613969, 0.023592660816031345], "covariance": [[1.9296669339388332e-13, -1.4696069364693349e-12, -2.0081998616400335e-08, -9.997010393774179e-09], [-1.4696069364693349e-12, 1.3953717791054294e-11, 1.946049317937249e-07, 8.594857886917978e-08], [-2.008199861640033e-08, 1.946049317937249e-07, 0.002722087747321478, 0.0011911689828742942], [-9.997010393774177e-09, 8.594857886917976e-08, 0.0011911689828742942, 0.0005566136443803008]]}