{"coeffs": [-3.400422105998384e-08, 0.26134214305395365, 1.797633273493155, 0.14388771561203836], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.063083623853996e-07, 117.68243547253066, 65.27425296679084, 0.01273972818905334], "covariance": [[3.676098302984651e-13, -5.104896299668561e-05, -2.8323944316150584e-05, -6.433020004908197e-09], [-5.104896299693184e-05, 13849.155618746343, 7681.632327593822, 1.4422903233275597], [-2.8323944316282315e-05, 7681.632327593794, 4260.728100372602, 0.8000861639912636], [-6.433020004916301e-09, 1.4422903233242834, 0.8000861639893238, 0.00016230067433096028]]}