{"coeffs": [-3.1783529096171525e-06, 0.00011859816438038149, 0.4959977808800243, 0.1690215509995558], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.171453200095424e-07, 3.766201947914063e-06, 0.009947809040219902, 0.005642330772669859], "covariance": [[3.8086834600968045e-13, -1.8244595082759854e-12, -4.3363016317766355e-09, -3.1644688794187405e-09], [-1.824459508275979e-12, 1.4184277112471682e-11, 3.7075940908361456e-08, 2.0179029919295724e-08], [-4.336301631776615e-09, 3.7075940908361436e-08, 9.89589047006808e-05, 5.141551416384208e-05], [-3.1644688794187364e-09, 2.0179029919295754e-08, 5.14155141638422e-05, 3.183589654821724e-05]]}