{"coeffs": [-4.358198695291853e-06, 0.00011892245170068191, 0.4698500445595039, 0.17100018878522238], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.33842195905954e-07, 4.466336681099313e-06, 0.01158277000098229, 0.0075313242717884085], "covariance": [[8.72061246854454e-13, -3.293361482781907e-12, -7.3605721271199376e-09, -6.426865987959115e-09], [-3.2933614827819004e-12, 1.994816334893323e-11, 5.0844293680301135e-08, 3.190797244748242e-08], [-7.360572127119912e-09, 5.08442936803011e-08, 0.00013416056089565528, 7.81975722902265e-05], [-6.426865987959106e-09, 3.190797244748244e-08, 7.819757229022663e-05, 5.6720845286829206e-05]]}