{"coeffs": [-1.4201508073431669e-06, 3.8728262604002595e-05, 0.4700117396362518, 0.18587939101923848], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2942656329768228e-07, 8.884691533533545e-07, 0.007765901477167398, 0.004112630671328793], "covariance": [[1.675123528704896e-14, -9.194262168028532e-14, -7.421139248315114e-10, -4.878361684170426e-10], [-9.194262168028553e-14, 7.893774364604266e-13, 6.84986783299097e-09, 3.4842847501614273e-09], [-7.421139248315144e-10, 6.849867832990973e-09, 6.030922575307078e-05, 2.9665858572438447e-05], [-4.878361684170432e-10, 3.484284750161424e-09, 2.9665858572438403e-05, 1.6913731038754317e-05]]}