{"coeffs": [-6.075223541874857e-07, 0.31461486747600903, 1.8936604217729178, 0.1544861049158433], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.007617592798592e-07, 120.91795314516871, 59.76684922152794, 0.011186672682438791], "covariance": [[3.609146914130314e-13, -5.4148358597566264e-05, -2.6771738226126447e-05, -5.762817992107094e-09], [-5.414835859362904e-05, 14621.151392817215, 7226.88446408294, 1.3039829190769074], [-2.67717382242287e-05, 7226.884464083263, 3572.076265868855, 0.6446004163211143], [-5.762817991896155e-09, 1.3039829191160694, 0.6446004163403491, 0.0001251416457040223]]}