{"coeffs": [-9.588431839827641e-07, 0.32216715224006975, 1.9929324725488338, 0.16418266597820105], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.686566548347698e-07, 87.19679531951867, 44.671910444590374, 0.007561784458733046], "covariance": [[1.359077291539626e-13, -2.474009003390785e-05, -1.2677655620731613e-05, -2.44344836192988e-09], [-2.4740090029123622e-05, 7603.281113994032, 3895.2471699379025, 0.6368430010761966], [-1.2677655618350451e-05, 3895.2471699383054, 1995.5795827695024, 0.3262939398498928], [-2.443448361699755e-09, 0.6368430011245635, 0.32629393987458927, 5.7180584200336616e-05]]}