{"coeffs": [-8.870573811970491e-07, 0.04659373614563606, 1.895846110656061, 0.17844608397111575], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.551795306719344e-07, 2.9364210075404924, 11.29924378384323, 0.006563619962865284], "covariance": [[2.4080686739561835e-14, -3.6463236294654105e-07, -1.4039701833468485e-06, -9.159637237755678e-10], [-3.646323629566166e-07, 8.622568333525122, 33.17931918404839, 0.018665677767714772], [-1.4039701833844231e-06, 33.17931918404694, 127.67291008671985, 0.07184385125933128], [-9.159637237875866e-10, 0.01866567776750983, 0.07184385125854693, 4.3081107016923667e-05]]}