{"coeffs": [-4.699337867352737e-06, 0.23789868896385674, 2.156179879428093, 0.2064921333679614], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.9681803398685535e-06, 54.02056029314328, 47.29657375963581, 0.02185635597606505], "covariance": [[3.8737338502450956e-12, -8.997336224881698e-05, -7.880742650820208e-05, -4.002950886727927e-08], [-8.99733622496863e-05, 2918.220934385128, 2554.9866340231074, 1.1490467574534537], [-7.880742650896826e-05, 2554.9866340230737, 2236.965889400671, 1.0062091914540592], [-4.002950886749607e-08, 1.1490467574488592, 1.0062091914500477, 0.0004777002965524743]]}