{"coeffs": [-5.702716682880676e-07, 3.305272986178142e-05, 0.5245640620807692, 0.19465737673231254], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.379942039723217e-07, 3.487395338098264e-06, 0.037756450748091835, 0.016128611785261444], "covariance": [[1.1424008191888341e-13, -9.60165376952395e-13, -1.00332110562785e-08, -5.0291528255507544e-09], [-9.601653769523923e-13, 1.2161926244189504e-11, 1.3130489378732512e-07, 5.3941639324407466e-08], [-1.0033211056278466e-08, 1.3130489378732512e-07, 0.0014255495730930846, 0.0005789784488814783], [-5.0291528255507495e-09, 5.3941639324407546e-08, 0.0005789784488814791, 0.0002601321181196743]]}