{"coeffs": [-5.894848002576104e-06, 0.00010636866755432833, 0.6401070403593679, 0.24702379760279294], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7001335026306605e-06, 2.004624392516737e-05, 0.07818471303584482, 0.030011592597194835], "covariance": [[2.890453926767198e-12, -3.0374767771135895e-11, -1.1719793491138606e-07, -4.908465223547784e-08], [-3.037476777113591e-11, 4.0185189550730974e-10, 1.566075738857248e-06, 5.86517123098074e-07], [-1.1719793491138613e-07, 1.5660757388572475e-06, 0.006112849352497402, 0.002281862593735496], [-4.9084652235477833e-08, 5.86517123098074e-07, 0.002281862593735496, 0.0009006956902199999]]}