{"coeffs": [-1.1490477199816977e-08, 0.22671815250989316, 1.3124387267062425, 0.06993672001184303], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.38732547736064e-08, 603.4939974097351, 186.91362083067347, 0.006151938153457517], "covariance": [[2.9023275799019044e-15, -1.3713531261441168e-05, -4.247762646519635e-06, -1.7749743872526955e-10], [-1.3713531267144556e-05, 364205.00490958133, 112801.24768863205, 3.550726614129808], [-4.247762648238968e-06, 112801.24768862777, 34936.70165203277, 1.099759983348149], [-1.774974387647968e-10, 3.550726613698435, 1.0997599832146916, 3.7846343043966277e-05]]}