{"coeffs": [-4.214621975482533e-06, 3.8033157065188566e-05, 0.39788299963162177, 0.23682179552786303], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.939081871489306e-06, 1.5727583738015757e-05, 0.14136230995468374, 0.1190422551975074], "covariance": [[2.439452973327431e-11, -6.765667600626202e-11, -5.194868734185018e-07, -5.626636031352595e-07], [-6.765667600626201e-11, 2.4735689023629765e-10, 2.1664018251976736e-06, 1.8097761401754856e-06], [-5.194868734185019e-07, 2.166401825197674e-06, 0.019983302675724075, 0.015060702380628921], [-5.626636031352597e-07, 1.8097761401754858e-06, 0.015060702380628921, 0.014171058522508476]]}