{"coeffs": [-5.852024149501326e-06, 0.00012606392547961334, 0.4518108733161346, 0.16191629819410677], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.909264101219908e-06, 8.04585679941672e-06, 0.01864243525673677, 0.013108733426227545], "covariance": [[3.6452894082070645e-12, -1.181648781301576e-11, -2.23170929060825e-08, -2.2607623170366088e-08], [-1.1816487813015777e-11, 6.473581163672027e-11, 1.4612533595985288e-07, 9.939734844315491e-08], [-2.2317092906082542e-08, 1.4612533595985294e-07, 0.00034754039230162215, 0.0002128675982135299], [-2.2607623170366098e-08, 9.939734844315483e-08, 0.00021286759821352965, 0.00017183889203989535]]}