{"coeffs": [4.620249586106213e-07, 5.452520862737046e-05, 0.3566785816522942, 0.1051035359937369], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8394772846495916e-07, 8.262397329039932e-07, 0.003928594314408244, 0.0033130726780753288], "covariance": [[8.062631250041019e-14, -1.2297842045038513e-13, -1.8681158467282655e-10, -6.927514771051334e-10], [-1.2297842045038516e-13, 6.82672096229262e-13, 2.8407274076083824e-09, 2.360411825720344e-09], [-1.8681158467282678e-10, 2.8407274076083833e-09, 1.5433853287200778e-05, 8.423499322051554e-06], [-6.927514771051335e-10, 2.360411825720344e-09, 8.423499322051553e-06, 1.0976450570209231e-05]]}