{"coeffs": [-3.6416612046260434e-06, 6.29020169359973e-05, 0.5850669549025878, 0.24073075161819818], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.788521691610312e-07, 5.604670085900753e-06, 0.03598798514118534, 0.016615353084126105], "covariance": [[4.608402675746374e-13, -3.3711914738905742e-12, -2.1086606972552e-08, -1.0833419631559779e-08], [-3.3711914738905448e-12, 3.141232677179076e-11, 2.0132820605588403e-07, 9.06159017624783e-08], [-2.10866069725518e-08, 2.0132820605588384e-07, 0.001295135074522177, 0.0005764888482219002], [-1.0833419631559728e-08, 9.061590176247863e-08, 0.0005764888482219028, 0.00027606995811017886]]}