{"coeffs": [-2.230105726205838e-06, 8.982911826600023e-05, 0.42937703688466067, 0.13834679332193303], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.5012073651315483e-07, 1.2799744516860717e-06, 0.0038576663595875573, 0.002957453882270778], "covariance": [[1.22584530136514e-13, -3.14231069727538e-13, -6.594470185160104e-10, -8.933469914541264e-10], [-3.1423106972753793e-13, 1.6383345969690598e-12, 4.6988360474507785e-09, 3.493596392918805e-09], [-6.594470185160106e-10, 4.698836047450779e-09, 1.4881589741893515e-05, 9.240337640450666e-06], [-8.93346991454126e-10, 3.493596392918806e-09, 9.240337640450666e-06, 8.746533465758498e-06]]}