{"coeffs": [-1.1129058317201175e-07, 9.153626697899008e-05, 0.737643577799468, 0.06567255165553106], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.010808367730927e-07, 0.00012069612066073727, 0.11637847043005695, 0.009026108830922022], "covariance": [[1.0217335562748612e-14, -4.849881660789955e-12, -4.851577148105788e-09, -4.663555383443649e-10], [-4.849881660789949e-12, 1.456755354255125e-08, 1.4030900632026029e-05, 1.037087804445168e-06], [-4.851577148105793e-09, 1.4030900632026025e-05, 0.013543948379639638, 0.0010134566402712254], [-4.663555383443675e-10, 1.037087804445168e-06, 0.0010134566402712256, 8.147064062764851e-05]]}