{"coeffs": [-1.3738244802171871e-08, 0.10183895013211226, 1.1990284978020176, 0.060298484749964555], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.2918909613086324e-08, 155.87673057226945, 92.62053677402336, 0.004125433300096213], "covariance": [[5.252764178528207e-16, -1.3668738821433607e-06, -8.122894716190605e-07, -4.6070948797012896e-11], [-1.3668738828630509e-06, 24297.55513389988, 14437.386348586657, 0.6164907024920744], [-8.122894720415587e-07, 14437.386348585867, 8578.563832308215, 0.3663264260289197], [-4.60709488103484e-11, 0.6164907024102495, 0.36632642598024845, 1.7019199913542732e-05]]}