{"coeffs": [1.603552232236158e-08, 8.283255055617748e-06, 0.5960589570820912, 0.058538374346516625], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.3500782152369183e-08, 2.7458141011433348e-06, 0.03651646712750996, 0.008526437666196714], "covariance": [[1.1223024048204975e-15, -3.069492711184961e-14, -4.0671800234808157e-10, -1.2806427146620187e-10], [-3.069492711184967e-14, 7.539495078037579e-12, 9.995399184490023e-08, 2.1871271915367322e-08], [-4.067180023480811e-10, 9.99539918449002e-08, 0.0013334523714745156, 0.0002956149720627415], [-1.2806427146620182e-10, 2.1871271915367315e-08, 0.0002956149720627415, 7.270013927553805e-05]]}