{"coeffs": [-8.622753779443869e-07, 0.32446652341510757, 1.9636968807355473, 0.16055295949641224], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.681928793439178e-07, 66.25630059024363, 32.94346218148921, 0.005496335613333514], "covariance": [[7.192742053078125e-14, -1.3521648127777211e-05, -6.724760598268806e-06, -1.2821298183292873e-09], [-1.3521648125663363e-05, 4389.897367904718, 2182.7117871046735, 0.3514828020897226], [-6.7247605972405596e-06, 2182.7117871048604, 1085.27170050321, 0.17477892603981346], [-1.2821298182263976e-09, 0.3514828021120506, 0.17477892605089143, 3.020970517439829e-05]]}