{"coeffs": [-2.948257439378812e-06, 4.4741001927094325e-05, 0.8568485837380677, 0.3735186563190934], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7444372321074183e-05, 0.0003048046206646945, 4.0223333239474846, 1.2297757213846225], "covariance": [[3.043061256762591e-10, -5.053468864081627e-09, -6.67693002566665e-05, -2.113747127236401e-05], [-5.053468864081631e-09, 9.29058567785483e-08, 0.001225870658967715, 0.0003704003469507266], [-6.676930025666661e-05, 0.001225870658967715, 16.179165368938417, 4.893132996751297], [-2.1137471272363993e-05, 0.0003704003469507266, 4.893132996751297, 1.5123483249070688]]}