{"coeffs": [5.276998113444876e-08, 0.3647604816181074, 1.5542307245947675, 0.0943552323554382], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.1931256091090812e-07, 1084.5617564907552, 281.69247949894765, 0.009282246568620308], "covariance": [[1.4235487191119158e-14, -6.824624453289629e-05, -1.7727157044441272e-05, -7.243548936050089e-10], [-6.824624444775137e-05, 1176274.203642312, 305512.8889062824, 9.615125890995893], [-1.772715702272713e-05, 305512.88890632096, 79350.65300626504, 2.4974054105772225], [-7.243548931558857e-10, 9.615125894868083, 2.4974054115807958, 8.616010136066348e-05]]}