{"coeffs": [-2.390143306228947e-06, 4.104561220610575e-05, 0.5524833652262271, 0.22963042071940276], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.7351684487268614e-07, 3.2870751528979065e-06, 0.030880956058138783, 0.015748981101170127], "covariance": [[2.2421820237818351e-13, -1.3631154581525455e-12, -1.2297461346246299e-08, -7.13130734606237e-09], [-1.3631154581525652e-12, 1.0804863060798796e-11, 1.0117761355518059e-07, 5.0233085936824066e-08], [-1.2297461346246509e-08, 1.0117761355518074e-07, 0.0009536334470646985, 0.0004647235403398062], [-7.1313073460624175e-09, 5.02330859368237e-08, 0.000464723540339802, 0.0002480304057250138]]}