{"coeffs": [-2.422113580389816e-06, 8.208260985630384e-05, 0.376525839371247, 0.14794265631719508], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.363200714627723e-07, 2.9136048758815685e-06, 0.010133415168487602, 0.007986984159982705], "covariance": [[6.994312619314967e-13, -1.7237649989907007e-12, -4.102113087873865e-09, -5.797185084523121e-09], [-1.7237649989907003e-12, 8.489093372760852e-12, 2.7984825830296988e-08, 2.149275710697503e-08], [-4.102113087873864e-09, 2.798482583029699e-08, 0.00010268610297693462, 6.496954807085375e-05], [-5.797185084523119e-09, 2.1492757106975035e-08, 6.496954807085375e-05, 6.379191597181465e-05]]}