{"coeffs": [-4.954681464875545e-06, 0.00010171001932953534, 0.4212687230573477, 0.17355843130073123], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.448816498910232e-07, 2.930479472352922e-06, 0.008412717596596871, 0.00717441697094365], "covariance": [[8.928013323007821e-13, -2.2031700129549293e-12, -4.743931217558271e-09, -6.246329211619426e-09], [-2.203170012954938e-12, 8.58770993788186e-12, 2.3536666125085273e-08, 1.9893306041834375e-08], [-4.7439312175582996e-09, 2.353666612508531e-08, 7.077381736009063e-05, 5.0322526607454675e-05], [-6.246329211619436e-09, 1.989330604183434e-08, 5.0322526607454505e-05, 5.147225887296427e-05]]}