{"coeffs": [2.5201139853556735e-08, 0.09275857713654966, 1.4749991367283795, 0.0860267089438438], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.3981317396962875e-08, 1374.8748094667892, 1280.381103705416, 0.026456322962710443], "covariance": [[2.913982627911647e-15, -3.4795907275706754e-05, -3.2406498154251886e-05, -8.447949838683816e-10], [-3.479590725851001e-05, 1890280.7417063399, 1760363.7223402597, 34.71039997572777], [-3.240649813905321e-05, 1760363.7223403235, 1639375.7707258996, 32.32544304365044], [-8.447949836333033e-10, 34.71039998181322, 32.325443049318764, 0.0006999370247072399]]}