{"coeffs": [-2.1966560270986032e-08, 1.4306575684297128e-05, 0.6322037824400611, 0.08046818194566821], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.700564315523728e-08, 1.134715265055059e-05, 0.10820371992146409, 0.019510168668661874], "covariance": [[7.569981940856488e-15, -4.2546628582416826e-13, -4.15858636641672e-09, -9.53141766451758e-10], [-4.254662858241675e-13, 1.2875787327489725e-10, 1.2249124418168227e-06, 2.0803613656152563e-07], [-4.158586366416712e-09, 1.224912441816823e-06, 0.011708045004842646, 0.002019629457433754], [-9.531417664517568e-10, 2.0803613656152563e-07, 0.002019629457433754, 0.0003806466814796354]]}