{"coeffs": [-2.0706311291948653e-06, 0.00010656584123695119, 0.5398073314684363, 0.15642983711801506], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.2027641795753457e-07, 3.1707246618761615e-06, 0.008884341315995813, 0.003978998927582505], "covariance": [[1.0257698389970936e-13, -7.653205240150797e-13, -2.0189657800050755e-09, -1.1267471082999664e-09], [-7.653205240150789e-13, 1.0053494881429698e-11, 2.802754215447996e-08, 1.1952965135237236e-08], [-2.018965780005075e-09, 2.802754215447996e-08, 7.893152061911023e-05, 3.3035459444303984e-05], [-1.1267471082999662e-09, 1.1952965135237237e-08, 3.303545944430399e-05, 1.5832432465702725e-05]]}