{"coeffs": [-3.512121746692148e-06, 7.307303518575158e-05, 0.47032087340409656, 0.18079559481975135], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.433003387100917e-07, 2.503466487766597e-06, 0.010809626529104084, 0.007156423586239065], "covariance": [[2.9517525804250034e-13, -1.1005958561575749e-12, -4.1372188104196785e-09, -3.596556054737732e-09], [-1.1005958561575735e-12, 6.26734445537042e-12, 2.661910037998776e-08, 1.7073318091647736e-08], [-4.137218810419672e-09, 2.6619100379987752e-08, 0.00011684802569871082, 6.976712014041809e-05], [-3.596556054737728e-09, 1.7073318091647743e-08, 6.976712014041813e-05, 5.121439854567881e-05]]}