{"coeffs": [-7.035179991365385e-06, 0.0001234481176215705, 0.2904217351775002, 0.15381903064052305], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4322579590263102e-06, 2.3510672887454756e-06, 0.005094569652127189, 0.006243495894672113], "covariance": [[2.0513628611942117e-12, -2.4473765395575258e-12, -9.483957988347282e-10, -7.999436777296851e-09], [-2.447376539557524e-12, 5.5275173962090005e-12, 8.968955635840207e-09, 1.3432229187349274e-08], [-9.483957988347232e-10, 8.9689556358402e-09, 2.5954639940375352e-05, 1.5511411390521496e-05], [-7.99943677729685e-09, 1.3432229187349276e-08, 1.5511411390521513e-05, 3.898124098678753e-05]]}