{"coeffs": [-2.820327392850568e-06, 8.113484071485685e-05, 0.5083189404652594, 0.17801475972901737], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.284519649991336e-07, 7.298040701279311e-06, 0.029547725575857546, 0.012992028699287615], "covariance": [[5.30642265311099e-13, -4.163494618649898e-12, -1.606542163266767e-08, -8.551303242945263e-09], [-4.163494618649903e-12, 5.326139807752942e-11, 2.1479500734204684e-07, 9.034850034189632e-08], [-1.6065421632667682e-08, 2.1479500734204682e-07, 0.0008730680867061861, 0.00036164534016789636], [-8.551303242945268e-09, 9.034850034189628e-08, 0.0003616453401678963, 0.00016879280972311302]]}